Please help me by those math problems!

Please Help Me By Those Math Problems!

Answers

Answer 1
To solve for the first question, all it is asking is if you were to perform the operation, will the final result be less than the exponential base of the question.

For example
2^3 = 8, 8 is not less than 2.
So the solution would be B. Since (5/6)^2 = 25/36 and 5/6 which is 0.8333 is more than 0.69444, thus the value is less than the base.

To solve for number 2, all you have to do is multiply the cost of chicken meal to number of chicken meals, and the cost of the burger meals to the number of burger meals, then divide the total money for chicken meals by the total money altogether.

Chicken - 9 • 5 = 45
Burger - 15 • 6 = 90
Total money = 45 + 90 = $135.00
$45.00/$135.00 = 0.3333 • 100 = 33.3 or 33 1/3 %.

Q3. According to the order of operations BEDMAS, you would first do B. Division as it is the operation you would do first in the pair of brackets, before adding.

For Q4, you would need to perform a branching diagram to solve for the number of people chosen.

For Q5. Prime numbers are numbers that only have 2 factors, it can divide by one and itself, out of the options the only ones that are prime are 2 and 5, written in exponential form, so A.

For Q6. The solution is B. 23

For Q7. The expression is equivalent to (3.6)^4 thus is D.

For Q8. The prime numbers for 80 are 2 and 5, and thus the expression to give 80 would be D.

Related Questions

On a scale drawing with a scale of 1 cm: 3 m , the height of a tree is 5 cm. How tall is the actual tree?

Answers

In 3 metres there are 300 centimetres. Each centimetre on the scale is 300 centimeters, or a ratio of 1:300. The tree is 5 centimetres on the scale. Each centimeter on the scale is 300 centimetres, therefore 5 centimetres on the scale is 1500 centimetres. 1500 centimetres is equal to 15 metres.
1cm: 3cm
X both by 5
5cm:15cm the actual tree would be 15 meters

Lee,Shawn, and Jade share a box of 754 beads. The ratio of Lee's share of beads to Shawn's share of beads is 4:3. The ratio of Shawn's share of beads to Jade's share of beads is 9:5. How many beads does Lee have?

Answers

All you got to do is subtract because it says how many beads does lee have make a place value chart to help

List
. Lee,shawn,and jade share a box of beads
. They share a box of 754 beads
. The ratio of lee's share of beads is 4:3

754
- 4.3
_____
7.11

Lie needs 15 pieces of string 1/2 of an inch long. She cut a 6 inch piece of string into pieces that are each 1/2 of an inch long. How many more pieces of string does she need?

Answers

3. 6 ÷ 0.5 (1/2) = 12
15 - 12 = 3

Mr. Chin's hotel bill is $143. He leaves 12% of the hotel bill as a tip for the housekeeping service. What is the total amount Mr. Chin pays, including tip? $160.16 $165.00 $170.50 $174.46

Answers

First, begin by converting the tip of 12% to a decimal.

.12

Now, multiply that by the total bill.

.12*143=17.16

We now know the numerical value of the tip.

Add the tip to the total bill and get your answer.

143+17.16=160.16

Round 35,894 to the greatest place

Answers

35,894 rounded to the greatest place is 36,000
Hoping that I rounded it to the right place. 
It would be 35,900

A bathtub holds about 2 hectoliters of water. If 25 liters of water are let down the drain, how many liters of water are still in the bathtub?

Answers

2 hectoliters = 2 × 10 × 10 = 200 liters
200 − 25 = 175 liters

Danika and Karen bought a pizza that was cut into 8 slices. If Danika ate 3/4 of the pizza, how many slices were left for Karen?

Answers

2 slices left for karen
Since 4/4 is 8, to solve for 1/4, you have to divide 8 by 4, which is 2. 1/4 = 2, so 2/4 = 4, and 3/4 = 6. Danika ate 6 slices of pizza because she ate 3/4 of the pizza. Since there is only 1/4 left, Karen only has 2 slices of pizza left. Another way you could do it is you could subtract 6 from 8 to get the remaining amount, and you would still get 2 slices left for Karen.

Emma has 53 marbles she gets some marbles from Fred then she gives 10 marbles to yessir she how has 58 how many does she gets from Fred

Answers

53 + x - 10 = 58 (x = marbles Fred gave)
53 + x = 68 (use operations on both sides, subtract 10 from left side and add 10 to right side)
x = 68-53 (switch the placement around)
x = 15
Fred gave her 15 marbles.

Marc is running 5 kilometers at track practice. He decides to break the run into 3 equal lengths. How long will each length be?

Answers

Divide 5 by 3.
If you do this on a calculator you will get 1.666666667.
You will then round that to 1.7
Because "4 or less let it rest, 5 or more raise the score"

Each length of the track practice will be 1.67 kilometers.

What is Division method?

Division method is used to distributing a group of things into equal parts. Division is just opposite of multiplications.

For example, dividing 20 by 2 means splitting 20 into 2 equal groups of 10.

Given that;

Marc is running 5 kilometers at track practice.

And, He decide to break the run into 3 equal lengths.

Now,

Since, Marc is running 5 kilometers at track practice.

And, He decide to break the run into 3 equal lengths

So, The length of each track practice = 5 / 3

                                                          = 1.67 kilometer

Thus, Each length of the track practice will be 1.67 kilometers.

Learn more about the divide visit:

https://brainly.com/question/25018554

#SPJ2

Gina hiked down a canyon and stopped each time she descended ½ mile to rest. She hiked a total of 4 sections. What is her overall change in elevation?

Answers

She descended 2 Miles

A bakery used 475 pounds of apples to make 1000 apple tarts. each jar contains the same amount of apples. how many pounds of apples are used in each tart.

Answers

1000
-475
the answer is525
0.475
because i think you have to divide it ... i think 

Lilah completed the division problem below.

7.84 divided by 2

Select True or False for each statement.

A. The first step of the division is to multiply 7.84 and 2 by 10

B. The quotient will be a whole number.

C. The quotient multiplied by 2 will equal 7.84

D. The first digit of the quotient will be in the ones place.

E. The quotient will have two decimal places.

Answers

A - False

B - True

C - True

D - False

E - True

-----
7.84 / 2 = 3.92

Consider the two functions shown here. Which function has the greater rate of change? Explain your answer.
A) Function 1, because the rate of change is 2.
B) Function 2, because the rate of change is ½.
C) Function 2, because the rate of change is 7.
D) Function 1, because the rate of change is ½ .

Answers

rate of change = slope

function 1 :
(0,0)(1,2)
slope = (2 - 0) /(1 - 0) = 2/1 = 2

function 2 : y = 1/2x + 7...in y = mx + b form, the slope is in the m position.
so ur slope here is 1/2.

so function 1 has a greater rate of change because it is 2.......function 2 has 1/2 rate of change

Answer: The answer is A- Function 1, because its rate of change is 2.

Mr.Mason's height is at most 4 inches mire than twice his daughters height Mr.Mason's height is 70 inches.

Answers

2 divided 70 plus 4 I think 
Daughters Height is most liked gonna be 17.5 because 70/4 is 17.5

Max bought a package of hamburger that weighs 5 1/3 pounds. He needs 1/3 of that amount for a recipe.

How much hamburger does Max need for his recipe?
Express your answer in simplest form.

Answers

1.5 pounds would be the answer,

simplify and plz show work on a piece of paper

Answers

●) -2 (3a - 4b)-6a + 3b
-2 (9a-7b)
●) 10 - 6a - 4y - (-2a) + 9y
10 - 6a - 13y - (-2a)
●) 9 (2x-6) - 3 (5-4x
12 (6x-11)

All I did was combine the numbers with the same variable

At Southside Middle School, 30% of the students play an instrument. There are 310 students. How many students play an instrument? 93 students 130 students 217 students 290 studentsAt Southside Middle School, 30% of the students play an instrument. There are 310 students. How many students play an instrument?

Answers

OK, so I think you divide 30 by 310 which would be... 1 R 10  or fraction one and one-third 1 1/3
Does this help?

Answer:

93 students

Step-by-step explanation:

We need to calculate the 30% of 310 students.

We can calculate with a direct rule of 3. If the 100% is 310 students, how many students are the 30%?

[tex]100 -\!\!\!-\!\!\!- \text{310 students}\\ 30 -\!\!\!-\!\!\!- \text{x students}[/tex]

We use the formula of the direct rule of 3:

[tex]x = \frac {30 * 310}{100} \\ \\ x = \frac {9,300}{100}\\[/tex]

x = 93

93 students play an instrument at Southside Middle School.

which parachute has a slower descent a red parachute that was 10 feet in 4 seconds or a blue parachute that falls 1

2 feet in 6 seconds

Answers

a blue parachute that falls 12 feet in 6 seconds

A 20,000 gallon swimming pool contains 5000 gallons of water when a hose is placed into the pool and begins adding water at a rate of 1250 gallons per hour. Use the Segment tool to plot a graph representing the volume of water in the pool over time from when the hose is placed into the pool until it is full.

Answers

20000-5000=15000

15000/1250=12

it will take 12 hours

Solution: The  figure 1 shows the graph of the volume of water in the pool over the time from when the hose is placed into the pool until it is full.

Explanation:

It is given that the capacity of the pool is 20,000 gallon and initial water in the pool is 5000 gallons. The remaining capacity of the pool is 15,000 gallons.

The water in the pool increased at the rate of 1250 gallons per hour.

[tex]\frac{15000}{1250}=12[/tex]

So tank will be full after 12 hours.

The initial water in the pool is 5000 gallons and water in the pool increased at the rate of 1250 gallons per hour. So, the volume of water in the pool is described by the equation [tex]V=5000+1250t[/tex].

First we find the value of volume function in different value of t, then plot these points in a coordinate plane and join them with a straight line.

Hence, the coordinate table and graph of the volume function is given below.

According to the us census bureau 3/25 of all adults in the us visited a zoo in 2007 what percent of all adults in the us visited a zoo in 2007

Answers

3/25 is 0.12
To move a decimal to a fraction, you multiply it by 100
0.12*100 is 12
So 12% of all adults in the US visited a zoo in 2007

The ordered pairs (1, 16), (2, 25), (3, 36), (4, 49), and (5, 64) represent a function. What is a rule that represents this function?
Also, how do I know how to find the rules of functions?

Answers

I know this question is like a year old but here is the answer
y = (x+3)^2


Answer:

The rule representing the function is [tex]f(x)=(x+3)^2[/tex].

Step-by-step explanation:

We are given,

The ordered pairs for the function are (1, 16), (2, 25), (3, 36), (4, 49), and (5, 64).

It is required to find the rule representing the function.

Now, we see that,

[tex]16=(1+3)^2[/tex]

[tex]25=(2+3)^2[/tex]

[tex]36=(3+3)^2[/tex]

[tex]49=(4+3)^2[/tex]

[tex]64=(5+3)^2[/tex]

From the pattern,we get the function is [tex]f(x)=(x+3)^2[/tex].

Hence, the rule representing the function is [tex]f(x)=(x+3)^2[/tex].

What is another way to write 300+20+5

Answers

325 you will get as your answer
300+5+20 or 20+300+5 or 5+20+300 or 5+300+20

Chelsea earns $30 per day plus $5 for every sale that she makes at her job. On thursday ,she wants to earn at least $60

Answers

Chelsea needs 6 sales

30+5x=60
30+5(6)
30+30=60

which is a solution of the inequality y < x - 8

Answers

Final answer:

A solution to the inequality 'y < x - 8' is any point where the y-value is less than the x-value minus 8. An example solution is the point (10, 1). To find all solutions, one would graph the boundary line y = x - 8 and shade the region below it, without including the line itself.

Explanation:

The question 'which is a solution of the inequality y < x - 8' falls within the subject of Mathematics, specifically under the topic of inequalities in algebra. A solution to this inequality is any ordered pair (x, y) where the y-value is less than the x-value minus 8. For example, if x is 10, then y must be less than 2 to satisfy the inequality, such as the point (10, 1).

To visualize this, you would graph the line y = x - 8 and then shade the region below this line on a coordinate plane. The shaded region represents all the points where the y-coordinate is less than the x-coordinate minus 8, thus showing all the potential solutions to the inequality. Points on the boundary line are not included since the inequality is strictly less than, not less than or equal to.

What is the answer to 5/6 - 3/12=

Answers

6 x 2 = 12 & 5 x 2 = 10 10 - 3 = 7, therefore 5/6 - 3/12 = 7/12

Remember to always subtract the numerators but never the denominators, same with addition.
You have to find a common denominator.  Multiply 5/6 by 2/2 and then subtract 3/12.

Need help with this problem thx!!!!!!

Answers

First, get the price of one pound of fruit.
To find the price, divide 4.50 by 2: 4.5 / 2 = 2.25

Then multiply 2.25 by 13 to get the answer: 2.25 * 13 = 29.25
So, if 2 pounds is 4.50, then if you divide both by 2, you get how much 1 pound is, which is 2.25.
Then, you can multiply 2.25 by 13 to get $29.25, which is your answer.
Hope this helps!

What does x equal? 3(14x-15)=-72

Answers

-.642 is the correct answer in pretty sure.....
The 3(14x-15) is basically multiplying so 3*14x-3*15 so that would be 42x-45=-72. After that, you add 45 on both sides canceling -45 and make the -72 to -27. 42x=-27, now you divide 42 into both sides making x=-27/45.

list all of the factors of 72

Answers

Well the factors of "72" is→ 1,2,3,4,6,8,9,12,18,24,36,72

To find the factor(s) "72" just write out the muliples that equals 72 
1,2,3,4,6,8,9,12,18,24, 36 and 72

Simplify.



(–24ab) ÷ (–3)





















Answers

Your answer is going to be 8ab
The right answer is 8ab.

deshawn deposited $6500 into a bank account that earned 11.5percent simple interest each year . he earned $4485 in interest befour closing the account. if no money was deposited into or withdrawn from the account, for how many years was the money in the account round the answer to the nearest whole year

Answers

Final answer:

The money was in the account for 6 years.

Explanation:

To find the number of years the money was in the account, we can use the formula for simple interest: I = P * r * t, where I is the interest earned, P is the principal (initial amount), r is the interest rate, and t is the time in years. We are given that Deshawn earned $4485 in interest and the interest rate is 11.5%. Let's plug in these values and solve for t:



4485 = 6500 * 0.115 * t



Simplifying the equation gives us:



t = 4485 / (6500 * 0.115) ≈ 6.1337



Rounding to the nearest whole year, we can conclude that the money was in the account for 6 years.

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