Paperback book cost $0.50

Hardback book cost $0.75 each

If 12 books were purchased for a total of $6.75, how many paperback books were purchased?

Are their always the same number of prime numbers between 2 consecutive multiples of 10

Michael and his brother eric both live 5 miles from the park. If michael rides his bike at an average of 12 mph and eric rides his bike at an average of 10 mph.

What is the answer to 20*38:7-10*8 =

How do i figuer out 36/60 as a equivalent fraction?

If a patient dosage decrease by 25 milligram per day, how much change will it be in a week?

Problem Page A rug is in the shape of a square. It measures 14 feet on each side. What is its perimeter?

Some people advise that in very cold weather, you should keep the gas tank in your car more than half full. Irene 's car had 5.5 gallons in the 14 -gallon tank on the coldest day of the year. Irene filled the tank with gas that cost $3.70 per gallon.

If N = 34, what is 7 - N?

A rectangle is divided into same size squares one row covers 1/8 of the whole rectangle there are 3 squares in each row how many squares are in a whole triangle

Simplify the following radical 2 √2 (√7 - 3 √2)