The water depth for a pool is set to 6 feet, but the actual depth of the pool may vary by as much as 4
inches. Write and solve an absolute value inequality
to find the range of possible water depths in inches. HELP! Help! Please!

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25