How much of the original air is present after 240 breaths

A car travels 220 miles in 4 hours. what is the rate of the car in miles per hour

The sum of two numbers is 32. one of them is 4 less than 5 times the other. find the two numbers

Convert 3/11 to a decimal equivalent using long division

Match the following equation to the correct situation. 40% (b + $15.00) = 40% (b) + $6.00 A. Shawn owed 40% of his tuition bill, b, after paying $6.00 B. The amount donated to the school was 40% more that $6.00. C.

Simplify this algebraic expression completely 10y-3 (y+5)

What is the greatest six digit number in which the thousands place is twice the digit in the tens place what is the least number

What fraction is equivalent to 1/2?

Write 33% as a fraction or a mixed number

If (2a+3b) = 2 what is the value of (2a-3b)

The sale price for a bicycle is $315. The original price Was first discounted by 50% and then discounted an additional 10%. Find The original price of The bicycle.