Suppose there are 20 people in a room and the mean amount of cash held by these 20 people is $14.50 per person. If two people enter the room carrying $4.00 and $5.00 respectively, what does the mean amount of cash in the room become?

How do you find a percentage of a number which does go into 100? For example: 86%

On a social studies test, James scored a 2025, Jules earned an 81%, and Scott scored a 0.815. Who earned the highest grade? Justify your reasoning by showing your work or explaining.

I would like to create a rectangular vegetable patch. The fencing for the east and west sides costs $4 per foot, and the fencing for the north and south sides costs only $2 per foot. I have a budget of $176 for the project.

Name an object that is about three feet long explain how to find the length of the object in inches

Selina bought a shirt on sale that was 20% less than the original price. The original price was 5 more than the sale price. What was the original price? Explain or show work.

3.7x0.4 = Is equal to the number 1.48

Tanya and Becca are modeling what happens to Earth every 24 hours. Tanya is holding a tennis ball, which represents Earth. Becca is holding a basketball, which represents the sun. What should Tanya do to model what happens to Earth every 24 hours? A.

The price of a train ticket from Orlando to Kansas City is normally $155.00. However, children under the age of 16 receive a 75% discount. Find the sale price for someone under the age of 16. A) $116.25 B) $54.25 C) $271.25 D) $38.75

What is the value of y in the equation 2 (4y - 1) = 6? 0 1 6 8

1 a. Rhian measures the height of one of her tomato plants as 20 cm. Next week it is 15% taller. What is its new height? 1 b. Another tomato plant grows from 240 cm to 312 cm. Calculate the percentage change in height.