How much of the original air is present after 240 breaths

The length of a rectangular poster is 7 inches more than twice its width. Find the length of the poster if its perimeter is 110 inches.

Solve the equation 225x^2+4=0

A 96 ounce container of orange juice cost $4.80. At what price should a 128-ounce containers be sold in order for the unit rate for both containers to be the same? Explain your reasoning.

A miner has 3 kilograms of gold dust. She needs to share it even fly with four partners. How much gold should each of five people get?

The number of fish in a lake decreased by 25% between last year and this year. Last year there were 60 finish in the lake. what is the population this year?

After 56 cans of soup were sold, a clerk moved the remaining cans to a display case. The display case had shelves that could each hold 9 cans. How many shelves were needed to fit all the remaining cans?

Mia did this problem 1336 of 1/8 is 3/6 what did Mia get wrong?

1 By what factor is the volume of a right square pyramid multiplied if its height is multiplied by 8 but the dimensions of its base are unchanged? A. 1/16 B. 1/8 C. 4 D.

If the simple interest on 6000 for 9years is 3240 then what is the interest rate

The equation d=m/v can be used to calculate the density