210 is how many tens? an also what does 240 equals how many tens

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

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

Chelsea needs to put 514 drinking glasses into boxes. each box holds 6 glasses. how many boxes will chelsea need? explain your reasoning.

Is the function f (x) x³-11x odd even or neither