Matthew was 12 years old and his mother is three times as old. How many years must pass before his mother is twice as old? How many years ago was she seven times as old?

What is the value of the 5s in 2,755

A granola mix sells for $8.99 a pound. Tung wants to buy a bag of granola mix that weighs 7.8 pounds. The bag of granola mix will cost about

The length is 24 cm and the width is 7 cm find the length of both diagonals

What must be done to each side of the equation to find the value of n? 4/5 n = 20 A) divide by 5/4 B) divide by 4/5 C) multiply by 5/4 D) multiply by 4/5

Solve by the substitution method X-7y=-47, - 6x-8y=-18

What type of an association would you expect between a person's height and weight? Positive association Negative association No association Linear association

Both Wilma's and Betty's pools hold 9000 gallons of water. If Wilma's garden hose fills at a rate of 750 gallons per hour while Betty's garden hose fills at a rate of 650 gallons per hour, how much longer does it take Betty to fill her pool than

One person can do a certain job in six days, a second person can do the same job in two days, and a third person can do this job in three days. how many days will they take to do the job together?

What is the area of this circle

What is the interest earned on $12,000 invested at 5.25% simple interest for 5 years?