Find the GCF of 30 * 3 and 12 * 4

Answers

Answer 1
30:15x2                 12:1x12
                                    2x6                         
                                    3x4           GCF:3
     3x10
     1x30
     5x6
Answer 2

Answer:

3


Step-by-step explanation:



Related Questions

It's the holiday season and you are working for a packing company that specializes in holiday fruit cakes. For Christmas this year, the number of clients requesting fruit cakes has more than tripled and orders need to be shipped prior to the New Year. Your supervisor has asked you to work 15 hours more than a normal 40 hour work week, including Christmas day, which falls on a Friday. Therefore, one of your regular 8 hour days will be paid at the holiday rate. You get paid $10.00 per hour plus you get time and a half for overtime and double pay for the holidays. What will your gross base pay be for the week?

Answers

Normal rate: $10/hr

Time and a half= $15/hr

Double pay: $20/hr

Hours to be paid at $10/hr =32 hours

$10/hr x 32hrs= $320

$20/hr x 8hrs= $160

$15/hr x 15hrs=$225

Total gross pay: $705

Final answer:

To calculate your gross base pay for the week working extra hours including a holiday, you need to consider regular pay, overtime pay, and holiday pay. The gross base pay for the week will be $785.00.

Explanation:

To calculate your gross base pay for the week, you need to consider your regular hours, overtime hours, and holiday pay. Here's how you can calculate it:

Calculate your regular pay for the 40 hours of work at the regular rate: $10.00 per hour x 40 hours = $400.00.Calculate your overtime pay for the 15 additional hours of work at time and a half: $10.00 per hour x 1.5 = $15.00 per hour. $15.00 per hour x 15 hours = $225.00.Calculate your holiday pay for the 8-hour day at double the regular rate: $10.00 per hour x 2 = $20.00 per hour. $20.00 per hour x 8 hours = $160.00.Add up your regular pay, overtime pay, and holiday pay: $400.00 + $225.00 + $160.00 = $785.00.

Therefore, your gross base pay for the week will be $785.00.

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what is the inverse of the function below

Answers

it would be letter d because you switch everything when it says inverse 

Answer:

[tex]f^{-1}=4(x+2)[/tex]

Step-by-step explanation:

[tex]f(x)=\frac{x}{4} -2[/tex]

To find inverse function , replace f(x) with y

[tex]y=\frac{x}{4} -2[/tex]

Swap the variables x and y

[tex]x=\frac{y}{4} -2[/tex], nbw we solve for y

Add 2 on both sides

[tex]x+2=\frac{y}{4}[/tex]

Now to eliminate 4, we multiply 4 on both sides

[tex]y=4(x+2)[/tex]

Replace y with f^-1

[tex]f^{-1}=4(x+2)[/tex]

jody has 2 red marbles 6 blue marbles and yellow marbles what is the ratio to red to blue

Answers

1 to 2
is the answer because 2/6 simplifies to 1/2 which would be the ratio of 1:2.

Hour truck can carry a 3/4 ton load. Each brick weighs 4 lbs and 14 oz. How many bricks can the truck carry

Answers

Sent a pic of the solution (s).

Consider the solid shaped like an ice cream cone that is bounded by the functions z=x2+y2‾‾‾‾‾‾‾√ and z=50−x2−y2‾‾‾‾‾‾‾‾‾‾‾‾√. set up an integral in polar coordinates to find the volume of this ice cream cone.

Answers

Final answer:

To calculate the volume of a solid bounded by two functions, set up an integral in polar coordinates. The volume is found by integrating the difference of the two volumes described by the functions (50 - sqrt(x²+y²) - sqrt(x²+y²)) over r, θ, and z within their appropriate limits.

Explanation:

The subject of the question is mathematics, more specifically, integral calculus in spherical or polar coordinates. Calculating the volume of a solid bounded by two functions can be done by taking the difference of the two function volumes.

The integrals, using polar coordinates (r and θ), are set up as follows:

Volume = ∫∫∫(50 - sqrt(x²+y²) - sqrt(x²+y²)) r dr dθ dz,

where the limits for r are [0, sqrt(50)], for θ are [0, 2π], and for z are [0, 50]. Also, note that 'x²+y²' is replaced with 'r²' because in polar coordinates, 'r' represents the square root of x^2 plus y^2.

This integral, when solved, gives the volume of the ice cream cone-shaped solid.

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Final answer:

The volume of the ice cream shaped solid can be found by converting the limits of the cone to polar coordinates and performing a double integral. The limits of the cone are represented by the expressions z = r and z = sqrt(50 - r^2). The volume integral will be ∫ _(theta=0 to 2*pi) ∫ _(r=0 to sqrt(50)) [(sqrt(50 - r^2)) - r] r dr dθ.

Explanation:

To evaluate the volume of the solid resembling an ice cream cone, we can use the method of double integration in polar coordinates. Because we're dealing with a cone, polar coordinates are suitable as they're related to circular symmetry.

The limits of the cone are given by the functions z = sqrt(x^2 + y^2) and z = sqrt(50 - x^2 - y^2). In polar coordinates these become z = r and z = sqrt(50 - r^2).

 

To evaluate the volume of the cone, we need to subtract the volume of the lower cone (given by z = r) from the volume of the upper cone (given by z = sqrt(50 - r^2)). We convert the values to polar coordinates and use double integration as follows:

V = ∫ _(theta=0 to 2*pi) ∫ _(r=0 to sqrt(50)) [(sqrt(50 - r^2)) - r] r dr dθ

This integral, once solved, will give the volume of the ice cream shaped solid.

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A large dinosaur was 89 feet long. Convert the length to meters. (Use 1 yd≈0.9144​ m.)

Answers

Hello!

1 foot = 0.305 meter

89 feet = 27.127 meters.

I really hope this helped you! c:
3 ft = 1 yd....so 89 ft = 89/3 = 29.67 yds

1 yd = 0.9144 m....so 29.67 yds = (29.67 * 0.9144) = 27.13 meters

What is the equation of the line tangent to the curve xy=4 at (2,2)?

Answers

To obtain the slope of this TL at (2,2), differentiate xy=4 with respect to x:

x(dy/dx) + y(dx/dx) = 0.  Then x(dy/dx) = -y, and (dy/dx) = -y/x.

At (2,2), this slope is -2/2, or -1.

Then the eqn of the TL to the curve xy=4 is   y-2 = -1(x-2) = -x+2

Thus, y = 2 - x + 2, or    y = -x + 4  (answer)

Where does the graph of the linear equation, y = 1/2 x - 3, cross the y-axis?

Answers

negative 2 is where it crosses



You solve the equation by choosing x=0, as x will always be zero, when a line crosses the y-axis
y = 0,5x-3 = 0,5*0-3= -3

Jacob, Kylie, and Manuel each bought a sandwich and drink. The total bill to $21, and each drink cost $2. Of each sandwich cost the same amount, what is the cost of one sandwich?

Answers

So each individual bought one drink and one sandwich. The equation to find the cost is 21 = 3x + 6
Subtract 6 from both sides 
15 = 3x
Divide 3 from both sides 
x = 5
The price of each sandwich was $dollars.

Think of it, 5 + 5 + 5 = 15 (sandwiches)
15 + 2 + 2 + 2 = 21 (Drinks and the total sandwich amount)

Hope this makes sense, ask if you need more help! :)

In a biology lab, a student has measured the lengths of 30 palmetto bugs in inches. he computes the mean and standard deviation as 4.1 inches and 1.2 inches, respectively. he later finds out that he was supposed to calculate the mean and standard deviation in centimeters instead of in inches. what is the new standard deviation of his sample, in centimeters? (note: 1 in = 2.54 cm)

Answers

To solve for the mean and standard deviation in centimeters, we just need to convert the figures from inches to centimeters given by the conversion factor of 1 inch = 2.54 cm.

Solution:

Mean = 4.1 inches x (2.54 cm/1 inch) = 10.41 cm
Standard deviation = 1.2 inches  x (2.54 cm/1 inch) = 3.05 cm

ANSWERS: Mean = 10.41 cm; Standard Deviation = 3.05 cm

Sue uses the expression ( 8 x 3,000) + ( 8 x 200) + (8 x 9) to help solve a multiplucation problem what is Sue's multiplucation problem?

Answers

this is pretty easy for me since I'm in 6th grade but sues multiplication problem is:8×3,209.explination: it's 3,000 add 200 to that which is 3,200 and add a 9 which is 3,209

Answer:

Sues problem would be - 8×3,209 :8×3,209

Find all the second partial derivatives. v = e5xey

Answers

Final answer:

The second partial derivatives of v = e⁵x * ey are ∂²v/∂x² = 25e⁵x * ey and ∂²v/∂x² = 5e⁵x * e^y.

Explanation:

To find the second partial derivatives of the function v = e⁵x * ey, we need to differentiate twice with respect to x and y. Let's start with the first partial derivative with respect to x:

∂v/∂x = ∂(e⁵x * ey)/∂x

= 5e⁵x * ey

Next, we differentiate the first partial derivative with respect to x to find the second partial derivative with respect to x:

∂²v/∂x² = ∂(5e⁵x * ey)/∂x

= 25e⁵x * ey

Similarly, the second partial derivative with respect to y is:

∂²v/∂x² = ∂(5e⁵x * ey)/∂y

= 5e⁵x * e^y

Solve -2 (x+5)=1/4(x-10)

Answers

-2(x+5)=1/4(x-10)
-8(x+5)=x-10
-8x-40=x-10
-9x=30
x=-10/3
     -10
x= ------
       3

The radius of a circle is increasing at a rate of 3 cm per minute. find the rate of change of the area when

Answers

is there more to the question

Two triangles have side lengths 3, 4, 5 and 6, 8, 10, respectively. The triangles are similar to each other.

Answers

The missing side length of the second triangle is 8.

To find the missing side length of the second triangle, we can use the property that similar triangles have proportional side lengths.

Given:

First triangle: ( 3, 4, 5 )

Second triangle: ( 6, x, 10 )

Since the triangles are similar, the ratios of corresponding sides are equal:

[tex]\[ \frac{6}{3} = \frac{x}{4} = \frac{10}{5} \][/tex]

From the first ratio, [tex]\( \frac{6}{3} = \frac{x}{4} \)[/tex], cross multiply:

[tex]\[ 6 \times 4 = 3 \times x \][/tex]

[tex]\[ 24 = 3x \][/tex]

Divide both sides by 3 to solve for ( x ):

[tex]\[ x = \frac{24}{3} \][/tex]

[tex]\[ x = 8 \][/tex]

So, the missing side length of the second triangle is 8.

Here's a detailed calculation step-by-step:

1. Set up the ratios of corresponding sides: [tex]\( \frac{6}{3} = \frac{x}{4} = \frac{10}{5} \).[/tex]

2. Use the first ratio to find [tex]\( x \): \( 6 \times 4 = 3 \times x \)[/tex].

3. Solve for [tex]\( x \): \( 24 = 3x \)[/tex].

4. Divide both sides by 3: [tex]\( x = \frac{24}{3} = 8 \)[/tex].

5. Therefore, the missing side length of the second triangle is 8.

Complete Question:

Two triangles have side lengths 3, 4, 5 and 6, _____, 10, respectively. The triangles are similar to each other. Find the missing side of the triangle.

how many liters of a 20% acid solution must be mixed with a 50% acid solution to obtain 12 liter of a 30% solution?

Answers

You need an equation for the solutions and an equation for the acid.
Let x = amount of 20% acid solution
Let y = amount of 50% acid solution.


The equation for the solution:
You want a total of 12 liters, so

x + y = 12

The equation for the acid:
The 20% solution has 20% acid, so in x liters of the 20% solution, you have 0.2x liters of acid.
The 50% solution has 50% acid, so in y liters of the 50% solution, you have 0.5y liters of acid.
The combined solution is 12 liters of 30% acid, so it has 30% * 12 liters of acid = 3.6 liters of acid.

0.2x + 0.5y = 3.6

Now you solve the two equations in a system of equations.

x + y = 12
0.2x + 0.5y = 3.6

Multiply the second equation by 10:
2x + 5y = 36

Multiply the first equation by -2:
-2x - 2y = -24

Add the last two equations:

3y = 12

y = 4

Substitute y = 4 in the first original equation:

x + y = 12

x + 4 = 12

x = 8

Answer: 8 liters of 20% solution and 4 liters of 50% solution.

Your friend has $100 when he goes to the fair. He spends $10 to enter the fair and $20 on food. Rides at the fair cost $2.00 per ride. Which function can be used to determine how much money he has left over after x rides?

Answers

 f(x)=-2x + 70
i hope that correct
Hey there!! So the answer to your math prob is  f(x)=-2x + 70 if chu need anymore help jus comment!! Have a grreat day ^-^

Need help with this been trying to solve it

x/3ytimes3xy/5dividedby4y^2/5x^2

Fractions,

PLEASE HELP

Answers

The answer is x^2y^2/5x^2 / 20.
[tex]\bf \left.\qquad \qquad \right.\textit{negative exponents}\\\\ a^{-{ n}} \implies \cfrac{1}{a^{ n}} \qquad \qquad \cfrac{1}{a^{ n}}\implies a^{-{ n}} \qquad \qquad a^{{{ n}}}\implies \cfrac{1}{a^{-{{ n}}}}\\\\ -------------------------------[/tex]

[tex]\bf \cfrac{\frac{x}{3y}\cdot \frac{3xy}{5}}{\frac{4y^2}{5x^2}}\implies \cfrac{\quad \frac{3x^2y}{15y}\quad }{\frac{4y^2}{5x^2}}\implies \cfrac{3x^2y}{15y}\cdot \cfrac{5x^2}{4y^2}\implies \cfrac{\underline{15} x^4y}{\underline{15}\cdot 4y^3}\implies \cfrac{x^4y^1}{4y^3} \\\\\\ \cfrac{x^4}{4y^3y^{-1}}\implies \cfrac{x^4}{4y^{3-1}}\implies \cfrac{x^4}{4y^2}[/tex]

Spence Ferris, a sales representative, drove 4 1/2 hours on the first day of his business trip, 8 3/4 hours on the second day, 6 2/3 hours on the third day, and 5 1/6 hours on the fourth day. If he must drive a total of 30 hours in five days, how much hours must Spence drive on the fifth day.

Answers

55 1/12 hours, i think this is the correct answer. 

One side of a right triangle is known to be 9 cm long and the opposite angle is measured as 30°, with a possible error of ±1°. (a) use differentials to estimate the error in computing the length of the hypotenuse. (round your answer to two decimal places.)

Answers

To estimate the error in the hypotenuse length of a right triangle using differentials, we use the trigonometric identity sin(θ) = opposite/hypotenuse, finding the derivative, and then apply the angle error to get an error estimate of
±0.31 cm in the hypotenuse length.

The question asks to use differentials to estimate the error in computing the length of the hypotenuse of a right triangle when one side is 9 cm and the opposite angle is 30° with a possible error of ±1°. To calculate the hypotenuse (c) when dealing with problems involving right triangles, you can use the trigonometric identity sin(θ) = opposite/hypotenuse, which can be rearranged to c = opposite/sin(θ). The differential of c with respect to θ is dc/dθ = -opposite * cos(θ)/sin2(θ). Given that the opposite side is 9 cm and the angle θ is 30°, we can find dc/dθ and then multiply by the possible angle error of ±1° to estimate the error in the hypotenuse length.

Plugging in the given values and converting the angle to radians (since the derivative is taken with respect to radians), we find

dc/dθ ≈ -9 cm × cos(30°)/sin2(30°) ≈ -18 cm.

The possible change in angle is ±1°, which in radians is approximately ±0.0175 radians, thus

Estimated error in hypotenuse ≈ -18 cm × ±0.0175 ≈ ±0.315 cm.

Therefore, the estimated error in the length of the hypotenuse, rounded to two decimal places, is ±0.31 cm.

Is (-2,5) a solution to the inequality y<-3x+4 show steps

Answers

We start with [tex](-2,5) [/tex] for [tex]y\ \textless \ -3x+4[/tex].  [tex]y\ \textless \ -3x+4 5\ \textless \ 6+4 5\ \textless \ 10[/tex]  Yes.  This is true.

URGENT PLEASE HELP!!! I want to know HOW to solve this as well.
What is the solution to the equation?

4(3 + 7) = 4 · x + 4 · 7

A.
x = 3

B.
x = 4

C.
x = 7

D.
x = 10

Answers

Start by working inside the parenthesis first, as always.  7 + 3 = 10.  So now we have  4(10)=4×x+4×7.  We will distribute the left side and multiply to get 40.  Now we have 40 = 4 × x + 4 × 7.  Now the order of operations tells us that we have to do multiplication and division first.  We only have multiplication, between the 4 and the x, and the 4 and the 7.  Multiplying we will end up with 40 = 4x + 28.  Now subtract 28 from both sides to get 12 = 4x.  Divide by 4 to get that x = 3.  Choice A from above.

A is your anwser. Hope this Helps

Help please!! 20 points and brainliest!!

solve the system of linear equations. separate the x- and y- values with a coma. -9x+6y=-30
-12x+9y=-30

Answers

Alright, so we have
-9x+6y=-30
-12x+9y=-30

Although we might really want to say -9x+6y=-12x+9y, we can't do it that way. We have to get rid of a variable and go from there. Solving for y, we get
-9x+6y=-30
Divide both sides by 3
-3x+2y=-10
Add 3x to both sides
2y=-10+3x
Divide both sides by 2
y=(-10+3x)/2

-12x+9y=-30
Divide both sides by 3
-4x+3y=-10
Add 4x to both sides
-10+4x=3y
Divide both sides by 3
(-10+4x)/3=y


Since we have 
(-10+4x)/3=y and y=(-10+3x)/2 , we have
(-10+4x)/3=(-10+3x)/2
Since 3*2=6, we can multiply both sides by 6
-20+8x=-30+9x
Add 30 to both sides
10+8x=9x
Subtract 8x from both sides
x=10
Plug that in to any equation,and you should have your answer! Good luck, and ask if you have any questions!

3(4x + 3) = 2x - 5(3 - x) + 2

Answers

Your answer is: x= -22/5

Here are the steps:

Expand:
12x+9=7x-13

Subtract 9 from both sides:
12x+9-9=7x-13-9

Subtract 7x from both sides:
12x-7x=7x-22-7x

Simplify:
5x=-22

Divide both sides by 5:
5x/5=-22/5

Simplify:
x=-22/5


Thus, x=-22/5.

The solution to the given-equation represented by "3(4x + 6) = 9x + 12" is : (b) x = -2.

To find the solution to the equation 3(4x + 6) = 9x + 12, we simplify and solve for x,

First, we distribute the 3 to both terms,

12x + 18 = 9x + 12

Next, we separate variable-term by subtracting 9x from both sides:

12x - 9x + 18 = 9x - 9x + 12,

Simplifying further:

We get,

3x + 18 = 12,

Next, we separate "x" by subtracting 18 from both sides,

3x + 18 - 18 = 12 - 18,

3x = -6,

(3x) / 3 = (-6) / 3,

x = -2

Therefore, the correct answer is (b) x = -2.

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The given question is incomplete, the complete question is

What is the solution to the equation 3(4x + 6) = 9x + 12?

(a) x = 2,

(b) x = -2,

(c) x = 10,

(d) x = -10.

What is the value of the expression
–180
–5
5
24

Answers

The answer is -5 because a negative times a negative is a positive.
30 / -6 = -5

answer

–5

because (-5) x (-6) = 30

Marta processed and shipped 424 orders last year. She polled 128 of her customers, 99 of whom replied that they were completely satisfied with their orders.

To the nearest whole percent, the estimated population proportion of the customers who were completely satisfied was ___%

Answers

99÷128=0.7734375     multiply by 100 the round to whole number and get 77%
77% is answer

Answer:

77%

Step-by-step explanation:


there are 36 female preformers in a dance recital.the ratio of men to women is 2:9 how many men are in the dance recital.

Answers

2:9 means for every 2 men there are 9 women

36/9 =4

4*2 = 8

 there are 8 men

Makayla's local movie theater has a moviegoer club that charges an annual registration fee of 25 dollars.However, movie tickets are discounted for members at 6 dollars per ticket, instead of 9 dollars per ticket.Let m equal the number of movie tickets Makayla purchases in a year. Write a function to model the amount of money Makayla spent going too the movies during the year she joined the club. C(m)=6x+25 The domain is best represented by: A)integers B)whole numbers C)rational numbers D)real numbers Algebra chestercat

Answers

d is the answer;;;;;;;;;;;;;;;;;;;;;;;;;;;

Approximate to pi 13.0909091

Answers

Pi= 3.14 So, multiply that by 3.14. Answer should be 41.105454574
PI is actually 3.14159265359

3.14159265359 x 4 = 12.5663706144

so 13.0909091 is not approximate to pi

If 0.5 lb of Starbucks Coffee costs $6.48, what is the unit price for Starbucks Coffee? Hint: this involves decimal division.

Answers

12.96 dollars man, you got this
Final answer:

The unit price of Starbucks Coffee, when 0.5 lb costs $6.48, is calculated by dividing the total cost by the pounds, resulting in $12.96 per pound.

Explanation:

If 0.5 lb of Starbucks Coffee costs $6.48, to find the unit price for Starbucks Coffee, we perform a simple division. You want to know how much 1 lb would cost, given that 0.5 lb costs $6.48. To do this, you divide the total cost by the number of pounds.

$6.48 ÷ 0.5 = $12.96 per pound

This means that the unit price of Starbucks Coffee, when given a price of $6.48 for a half-pound, is $12.96 per pound. This calculation is crucial in understanding how to break down costs into more manageable, standard units, making price comparisons easier and more straightforward.

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