Find the value of X in the problem

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

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)