I'm not really sure but I know that the answer is definitely not 0.25 or 0.5.
Answer:
D. 0.472
Step-by-step explanation:
I guessed on my test and got it correct trust me.
Roberta makes $9 an hour plus a 10.5% commission selling jewelry an hour shift in which she sells $880 worth of jewelry. How much does she earn on an 8 hr shift?
Answer:
Roberta earns $164.4 on an 8 hr shift.
Step-by-step explanation:
In one hour Roberta makes $9
So if she works for 8 hours she will be making
=> ( 9 X 8)$
=>72$
Also she earns a commission of 10.5% on selling a jewellery worth $880
So 10.5% of 880 is
=> [tex]\frac{10.5}{100}\times 880[/tex]
=> [tex] 0.105\times 880[/tex]
=> 92.4
Hence Roberta will be earning a total amount of
(72+ 92.4)
=>$164.4
A number y is at least 3 and is less than 10
Answer:
[tex]3 \leqslant y < 10[/tex]
The inequality that represents the given situation is (3 ≤ y < 10).
What are inequalities?An inequality in mathematics is a relation that compares two numbers or other mathematical expressions in an unequal way. The majority of the time, size comparisons between two numbers on the number line are made. The equation-like form of the formula 5x 4 > 2x + 3 has an arrowhead in place of the equals sign. It is an illustration of inequity. This shows that the left half, 5x 4, is bigger than the right part, 2x + 3.So, the inequality will be:
We know that y is at least 3 and less than 10.Which means:
3 ≤ y y < 10So, the inequality will be:
3 ≤ y < 10Therefore, the inequality that represents the given situation is (3 ≤ y < 10).
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en un salón de clases se repartió 95 bolsas de dulces cada niño recibe 3 bolsas cuántos niños había en el salón
Sabemos que cada niño recibe tres bolsas, por lo que dividimos 95 entre 3 y obtenemos 31 restantes 2. Debido a esto, sabemos que hay 31 niños y nos sobran 2 bolsas.
3x + 2y = 5
X – 2y = -1
Answer:
(1, 1 )
Step-by-step explanation:
Given the 2 equations
3x +2y = 5 → (1)
x - 2y = - 1 → (2)
Adding the 2 equations term by term will eliminate the term in y, that is
(3x + x) + (2y - 2y) = (5 - 1)
4x = 4 ( divide both sides by 4 )
x = 1
Substitute x = 1 in either of the 2 equations and solve for y
Substituting in (1)
3(1) + 2y = 5
3 + 2y = 5 ( subtract 3 from both sides )
2y = 2 ( divide both sides by 2 )
y = 1
Solution is (1, 1 )
Answer: x=3 y=-2
Step-by-step explanation:
The other dude is wrong, I just did it and got
Marked wrong. It’s (3,-2)
8 divided by 709 long division show work
Answer:
0.011 (taking till hundredth decimal value)
Step-by-step explanation:
Given: 8 divided by 709.
Lets solve it by using long division.
[tex]8\div 709[/tex]
Divisor is 709 and dividend is 8.
Now, while solving we will get quotient and remainder, if any.
As in this case 709 (divisor) is smaller number than 8 (dividend).
So, we need to take decimal in quotient to add zero with the dividend, which is again smaller than divisor, therefore we will take 0 also in quotient after decimal to add more zero with dividend, now dividend have value "800".
∴[tex]800\div 709= 0.0[/tex]
In the next step, we will divide 800 by 709.
As we know, [tex]709\times 1= 709\\709\times 2= 1418[/tex]
As 709 is lesser than 800 and we don´t have value equal to 800 in the multiple of 709, therefor we will quotient as "1" .
∴ [tex]800\div 709=0.01[/tex]
Now, we have remainder [tex]800-709= 91[/tex]
we cannot divide 91 by 709, so we add zero to the dividend as we have already taken decimal.
∴ with remainder 91 and adding zero to it, make it [tex]910\div 709[/tex]
Now, we have [tex]910\div 709= 0.011[/tex]
As we know, [tex]709\times 1= 709\\709\times 2= 1418[/tex]
As 709 is lesser than 910 and we don´t have value equal to 9100 in the multiple of 709, therefor we will quotient as "1" .
∴ We have result as 0.011 (taking till hundredth decimal value)
ABC is similar to LMN. Also, side AB measures 5 cm, side AC measures 7 cm, and
side LM measures 35 cm.
What is the measure of side LN?
49cm Would be your answer, sorry for the late reply
What is the volume of the triangular prism?
Answer:
A
Step-by-step explanation:
The volume of the triangular prism is
[tex]V=A_{base}\cdot h,[/tex]
where
h = height
Base = triangle.
In your case,
[tex]A_{base}=\dfrac{1}{2}\cdot 4\cdot 4=8\ ft^2\\ \\h=1\ ft,[/tex]
then
[tex]V=8\cdot 1=8\ ft^3[/tex]
$) Craig is selling apple cider at the fall festival. He prepared 5 gallons of cider, which is equal
to 20 quarts. He sold 18 quarts. Craig wants to know the amount of cider he sold in gallons.
quarts
gallons
How many quarts are in I gailon?
The unit rate is
quarts per gallon
Answer:
Step-by-step explanation:
5 gallons to 20 qts = x gallons to 18 qts
5 x
------ = ------ cross multiply
20 18
(20)(x) = (5)(18)
20x = 90
x = 90/20
x = 4.5 <==== 18 qts is equal to 4.5 gallons
====================
20 qts to 5 gallons = 20/5 = 4 qts per gallon <==
Answer: The unit is “4” quarts per gallon
Step-by-step explanation:
-4 (2x+9) + 3x = 6 - 4 (x-3)
Answer:
x=-54
Step-by-step explanation:
-4(2x+9)+3x=6-4(x-3)
Reorder the terms in parentheses
+(-8x-36)+3x=6-4*(x-3)
Remove unnecessary parentheses
-8x-36+3x=+6-4+*(+x-3+)
Reorder the terms in parentheses
-8x-36+3x=6+(-4x+12)
Remove unnecessary parentheses
-8x-36+3x=+6-4x+12
move all terms containing x to the left and all other terms to the right.
-8x+3x+4x=+6+12+36
simplify left and right side of the equation.
-1x=+54
finally, divide both sides of the equation by -1 to get x.
x=-54
-4 (2x+9) + 3x = 6 - 4 (x-3)
Simplifying
-4(2x + 9) + 3x = 6 + -4(x + -3)
Reorder the terms:
-4(9 + 2x) + 3x = 6 + -4(x + -3)
(9 * -4 + 2x * -4) + 3x = 6 + -4(x + -3)
(-36 + -8x) + 3x = 6 + -4(x + -3)
Combine like terms: -8x + 3x = -5x
-36 + -5x = 6 + -4(x + -3)
Reorder the terms:
-36 + -5x = 6 + -4(-3 + x)
-36 + -5x = 6 + (-3 * -4 + x * -4)
-36 + -5x = 6 + (12 + -4x)
Combine like terms: 6 + 12 = 18
-36 + -5x = 18 + -4x
Solving
-36 + -5x = 18 + -4x
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '4x' to each side of the equation.
-36 + -5x + 4x = 18 + -4x + 4x
Combine like terms: -5x + 4x = -1x
-36 + -1x = 18 + -4x + 4x
Combine like terms: -4x + 4x = 0
-36 + -1x = 18 + 0
-36 + -1x = 18
Add '36' to each side of the equation.
-36 + 36 + -1x = 18 + 36
Combine like terms: -36 + 36 = 0
0 + -1x = 18 + 36
-1x = 18 + 36
Combine like terms: 18 + 36 = 54
-1x = 54
Divide each side by '-1'.
x = -54
Simplifying
x = -54
A concrete patio is
[tex]5 \frac{2}{3} [/tex]
feet wide. It has an area of
[tex]36 \frac{2}{3} [/tex]
square feet. is the concrete slab long enough to fit a 7-foot picnic table without placing the table along the diagonal of the patio? Explain.
The length of concrete patio is 6.5 feet which is less than given 7 foot picnic table. So the concrete slab is not enough to fit a 7 foot picnic table
Solution:
Given that concrete patio is [tex]5\frac{2}{3}[/tex] feet wide
Area of concrete patio = [tex]36\frac{2}{3}[/tex] square feet
Therefore,
[tex]\texttt{Width of concrete patio = }5\frac{2}{3}=\frac{5\times 3+2}{3}=\frac{17}{3}feet\\\\\text{Area of concrete patio = }36\frac{2}{3}=\frac{36\times 3+2}{3}=\frac{110}{3}feet^2[/tex]
Let us find the length of concrete patio
Concrete patio is usually of shape rectangle
Area of concrete patio = length x width
[tex]\frac{110}{3} = length \times \frac{17}{3}\\\\length = \frac{110}{3} \times \frac{3}{17}\\\\length = \frac{110}{17} = 6.4705 \approx 6.5[/tex]
Therefore length of concrete patio is 6.5 feet
So it cannot fit the 7 foot picnic table. Since the length of concrete patio is 6.5 feet which is less than given 7 foot picnic table
Ethan borrowed $1,200 from a loan company at 15% simple interest for 6 months. How much did he have to pay each month on the installment plan?
Answer: 1080
Step-by-step explanation: pls mark
brainliest
Look at the following numbers
-6 0 6 12
Which pair of numbers has a sum of 0?
Answer:
-6, 6
Step-by-step explanation:
-6+6=0
Need help ASAP !!!!!!
Answer:
Therefore, Point M( 1 , -2 ) is the Mid point of segment ST.
Step-by-step explanation:
Given:
Let,
point S( x₁ , y₁) ≡ ( -1 , 1)
point T( x₂ , y₂) ≡ (3 , -5)
Point M( x , y ) is the Mid point of segment ST.
To Find:
Point M( x , y )= ?
Solution:
As Point M( x , y ) is the Mid point of segment ST.
So we have Mid Point Formula as
[tex]Mid\ pointM(x,y)=(\frac{x_{1}+x_{2} }{2}, \frac{y_{1}+y_{2} }{2})[/tex]
On substituting the given values in above equation we get
[tex]M(x,y)=(\frac {-1+3}{2},\frac{-5+1}{2})\\\\M(x,y)=(\frac{2}{2},\frac{-4}{2}) \\\\M(x,y)=(1,-2)\ \textrm{which the required midpoint}[/tex]
Therefore, Point M( 1 , -2 ) is the Mid point of segment ST.
How is 1.2 x 1.3 = 1.56
Answer:
Step-by-step explanation:
Do the multiplication and you'll find the right answer.
Regardless of the policy name, the two types of life insurance are
Answer:
Level term and decreasing term
Step-by-step explanation:
level- Death benefit stays the same during the course of the policy term.
term-death benefit drops usually in one year increments over the course of the policy term.
Please help me this is urgent.!
Answer:
V = 314 mm³
Step-by-step explanation:
The volume (V) of a cylinder is calculated as
V = πr²h ( r is the radius and h the height )
Here diameter = 10, hence r = 10 ÷ 2 = 5 and h = 4, thus
V = π × 5² × 4
= 3.14 × 25 × 4 = 3.14 × 100 = 314 mm³
solve the simultaneous equations.
Y=5x^2 + 4x-19
Y=4x+1
Answer: x1=-2
x2=2
Step-by-step explanation:
5x²+4x-19=4x+1
5x²+4x-19-4x-1=0
5x²-20=0
5x²=20
x²=20/5
x²=4
x1=-√4=-2
x2=+√4=2
To solve the simultaneous equations, set the two equations equal to each other, simplify, solve for x, and substitute the values of x back into one of the original equations to solve for y. The solutions are (2, 9) and (-2, -7).
Explanation:To solve the simultaneous equations:
y = 5x^2 + 4x - 19
y = 4x + 1
Let's set the two equations equal to each other:
5x^2 + 4x - 19 = 4x + 1
Now, simplify and solve for x:
5x^2 + 4x - 4x - 19 - 1 = 0
5x^2 - 20 = 0
Divide both sides by 5:
x^2 - 4 = 0
Factor the equation:
(x - 2)(x + 2) = 0
Set each equation equal to zero:
x - 2 = 0 or x + 2 = 0
Solve for x:
x = 2 or x = -2
Now, substitute the values of x back into one of the original equations to solve for y:
When x = 2:
y = 5(2)^2 + 4(2) - 19
y = 20 + 8 - 19
y = 9
When x = -2:
y = 5(-2)^2 + 4(-2) - 19
y = 20 - 8 - 19
y = -7
Therefore, the solutions to the simultaneous equations are (2, 9) and (-2, -7).
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Which property is illustrated below?
1 + 7 = 7 + 1
commutative property of addition
distributive property
associative property of addition
identity property of addition
Answer:
commutative property of addition
Step-by-step explanation:
Answer:
The answer to your question is commutative property of addition
Step-by-step explanation:
commutative property of addition means switching up the numbers of the equation but the sum is still the same.
Like in your qustion 1+7=8 but 7+1=8 also. The numbers 7 and 1 are switched around but the answer is still 8.
QUESTION
4. Mickey and Minnie went to a Sabres game.
They each purchased two shirts and a $17
autographed hockey puck. If Mickey and
Minnie spent a total of $214, how much was
each shirt?
Answer:
45
Step-by step
What do we already know about the equation?
We know that they EACH bought a hockey puck($17) and 2 shirts
Half of 214 is 107. So they had to have spent 107 separately
So we make the equation and let s represent shirts
2s + 17 = 107
- 17 -17
2s= 90. DIVIDE by 2
s = 45
Sue can paint a chair in 3 hours. Jerry can paint the same size chair in 2 1/2
hours. Working together, how long would it take them to paint 10 chairs?
Sue and Jerry, working together, will take approximately 13 hours and 39 minutes to paint 10 chairs. They combine their individual rates of painting to find a total rate together and then calculate the total time needed based on that combined rate.
Explanation:To determine how long it will take Sue and Jerry to paint 10 chairs, we first need to find out how long it takes for them to paint a single chair together. Sue can paint a chair in 3 hours, which is a rate of 1/3 chair per hour. Jerry paints a chair in 2 1/2 hours, or 5/2 hours, which is a rate of 2/5 chair per hour. Working together, their combined rate is (1/3) + (2/5) chairs per hour.
First, find the common denominator for the two fractions which is 15, and then add the rates together: (5/15) chair per hour (Sue) + (6/15) chair per hour (Jerry) = (11/15) chairs per hour together. To find the time to paint one chair, divide 1 chair by their combined rate:
1 chair / (11/15) chairs/hour = 15/11 hours to paint one chair together.
To find the time for 10 chairs, multiply the time it takes to paint one chair by 10:
(15/11 hours/chair) × 10 chairs = 150/11 hours = 13 hours and ≈ 39 minutes.
Therefore, Sue and Jerry together will take approximately 13 hours and 39 minutes to paint 10 chairs.
One number is 4 more than another. The sum of the number is 20.
Answer:
Numbers are 8 and 12
Step-by-step explanation:
x=4+y
x+y=20
Solving both equations
4+y+y=20
2y=16
y=8
x=4+8=12
How many solutions does 5x-y=2 5x-y=-2 have?
Answer:
No Solution.
Step-by-step explanation:
5x-y=2
5x-y=-2
-------------
-(5x-y)=-2
5x-y=-2
----------------
-5x+y=-2
5x-y=-2
-------------
0=-4
no solution
PLEASE 25 POINTSSSSSSSSSS NEEDED IN THE NEXT 5 MINUTES I WILL MARK BRANIEST
Answer:
E
Step-by-step explanation:
The equation of proportion is
y = kx ← k is the constant of proportionality and
k = [tex]\frac{y}{x}[/tex]
Substitute the values from the table into the equation for k, that is
k = [tex]\frac{2}{3}[/tex] = [tex]\frac{4}{6}[/tex] = [tex]\frac{6}{9}[/tex] = [tex]\frac{2}{3}[/tex]
Miriam is playing a game of dice. For every 1 or 6 rolled, Miriam will in $5. For any other number, she must pay $2. How much money can Miriam except to win or lose?
Answer:
So, she can expect to win a total of $0.33 .
Step-by-step explanation:
According to the question miriam will get 5$ when the dice will show 1 or 6 .
And also she will lose 2$ for any other number .
Now ,
Total number of favorable cases for winning of 5$ for the miriam are 2.
Total number of cases = 6.
Also,
Total number of cases in which she will lose money will be 4.
So, probability of win = [tex]\frac{2}{6}[/tex].
Probability of loss = [tex]\frac{4}{6}[/tex].
Thus ,
Total amount of money that she can expect to win =
[tex]\frac{2}{6}[/tex]×5 - [tex]\frac{4}{6}[/tex]×2 = [tex]\frac{1}{3}[/tex].
So, she can expect to win a total of $0.33 .
What is quartile 1 (Q1)quartile 3 (Q3) and the IQR? Answer all three parts . 13, 23, 24, 25, 26, 26, 37, 47, 47, 48, 50
Answer:
Quartile 1 (Q1) = 24
Quartile 2 (Q2) = 47
IQR = 23
Step-by-step explanation:
Given:
The set of data are:
13, 23, 24, 25, 26, 26, 37, 47, 47, 48, 50
The data are in increasing order. The number terms are, [tex]n = 11[/tex].
Therefore, the middle term = [tex]\frac{n+1}{2}=\frac{11+1}{2}=6^{th}\ term[/tex]
So, the median = 26
Now, the median divides the set of data into two parts. The median of first part is the quartile 1 and the median of second part is quartile 2.
So, the first part has the following terms:
13, 23, 24, 25, 26
Here also, [tex]n=5[/tex]. So, the third term is the median.
∴ Q1 = 24
The second part has the following terms:
37, 47, 47, 48, 50
Here also, [tex]n=5[/tex]. So, the third term is the median.
∴ Q2 = 47.
Now, IQR = Q2 - Q1 = 47 - 24 = 23.
kn + 4f = 9v
solve for n
Answer:
n=(9v-4f)/k
Step-by-step explanation:
kn+4f=9v
kn=9v-4f
n=(9v-4f)/k
Answer:
n = (-4f + 9v) ÷ k
Step-by-step explanation:
All you have to do is... flip the equation
30 pts I just need someone to do either Karen or Seth's
Seth and Karen are college students who take on different jobs for income. Seth needs $750 for expenses and savings each month; Karen needs $700.
Seth has a part-time job where he earns $7.50 per hour. He also mows lawns and earns $15 per lawn that he mows. His monthly earnings can be expressed with the equation 7.50x + 15y = 750, where x is the number of hours Seth works and y is the number of lawns he mows.
Karen has a part-time job babysitting, where she earns $6 per hour. She also walks dogs and earns $4 per dog that she walks. Her monthly earnings can be expressed with the equation 6x + 4y = 700, where x is the number of hours Karen works and y is the number of dogs she walks.
1. Each partner must change the equation that represents his or her chosen college student to slope-intercept form. Identify the slope and y-intercept of the equation. Be sure to show all your work.
2. Describe how you would graph this line using the slope-intercept method. Be sure to write using complete sentences.
3. Write the equation in function notation. Explain what the graph of the function represents. Be sure to use complete sentences.
4. Graph the function. On the graph, make sure to label the intercepts. You may graph your equation by hand on a piece of paper and scan your work, or you may use graphing technology.
Answer:
karen--173.5
Step-by-step explanation:6 - 700 would equal 694 then you would divide by 4 and then you would get one 173.5
what is the y intercept pf y=5
Answer:
The y-intercept is the point (0,5)
Step-by-step explanation:
we know that
The y-intercept is the value of y when the value of x is equal to zero
In this problem the value of y is a constant for all values of x
so
For x=0
The value of y=5
therefore
The y-intercept is the point (0,5)
What is the value for x if 8x=12x
Answer:
x=0
Step-by-step explanation:
8x=12x
12x-8x=0
4x=0
x=0/4
x=0
What x-value makes the set of ratios equivalent?
2:3=6:x
4:7=X:42
2x:48 = 3:12
12:15 Ex: 20
Answer:
1. 2:3 = 6:9
2. 4:7 = 24:42
3. 2(6):48=3:12
Step-by-step explanation:
Answer:
its B
Step-by-step explanation: