The radius of a sphere is increasing at a rate of 2 mm/s. How fast is the volume increasing when the diameter is 80 mm? Evaluate your answer numerically.

Steps to solve A=1/2b•h

Ken has 8 pennies. ron has 3 pennies. howmany fewer pennies does ron have than ken?

What is the answer to 3w squared + 14w+8=0

Simplify the fraction 15/4

Find 4 consecutive odd integers whose sum is 232

6 (x-5) = 5 (x+5) 4y + 2 (-3 + 2y) = 1-y Solve the equations 4 (a-6) = 8a - (4a-24) 4 (2x-8) = 8 (x-8) 2 (3x-3) = - 6x-6 do these have no solution or are they an identity

Multiply and Simplify (-4) (x^8 - x - 4)

Michael and Angela each have a collection of candy. Michael tells Angela, "If you give me one piece of candy, then we'll have the same number." Angela replies, "But if you give me one piece, then I'll have twice as many as you.

To prepare for competitions your swimming coach required you to swim 8 lengths in the pool you swam 10 lenghts what percent of the required practice did you swim

Mr. rodriguez used a sample of 20 students from each grade at willow brook school