Brass costs $0.90 per pound, copper costs $2.15 per pound, and aluminium costs $0.75 per pound. Which medal would you recommend be for, for use as a heat sink in the tablet?

A board is 2/3 yard long. Jenna cut the board into pieces that are 1/6 yard long. How many pieces are there?

If r = 5 units and x = 12 units, then what is the volume of the cylinder shown above?

Name the property illustrated. 17.2x + 5 = 5 + 2x

Ellie and heather drew floor models of their living rooms. Ellie's model represented 20 feet by 15 feet. Heathers model represented 18 feet by 18 feet. Whose floor model represents the greater area? How much greater?

How do you solve 5v-4 over 10 equals 4/5

What is the greatest common factor of 12a and 9a2?

What is the difference of the product of 3 and m minus the quotient of m divided by 2

A credit card company uses these rules to calculate the minimum amount owed: For a bill of less than $100, the entire amount is due. For a bill of at least $100 but less than $500, the minimum due is $100.

Is r=3 a solution to the inequality r+4>7

Name 6 coins that equal $1.56