The height of the cylinder shown in the diagram is two times its radius, r. What is the volume of the cylinder in terms of r?

What is the total cost on a $225,000 mortgage at 3% interest for 15 years?

Hector invests $20,000 at age 21. He hopes the investment will be worth $200,000 when he turns 40. If the interest compounds continuously, approximately what rate of growth will he need to achieve his goal? Round to the nearest tenth of a percent.

Write the sum using summation notation, assuming the suggested pattern continues. 8 + 27 + 64 + 125 + ... + n^3

Twice the difference of a number and 7 is 6

How to find a prime factorization of 75

Question A gymnast, who can stretch her arms up to reach 6 feet, jumps straight up on a trampoline. The height of her feet above the trampoline can be modeled by the equation h = -16x2 + 12x, where x is the time in seconds after her jump.

Identify describe and extend each pattern 53,49,52,48,51,47

1+4=5 2+6=12 3+7=21 5+8=?

What is another way to write the ratio 13:6

List fractions and decimals in order from least to greatest - 2.3, - 24/5, 2.6