Gale has 6 marbles. 2 of the marbles are red. The rest are blue. How many blue marbles does Gale have?

Find the simple interest earned to the nearest cent for each principal,interest rate,and time 735 7% and two and a half years

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.