A store pays $65 for a robot and marks the price up by 20%. What is the amount of the
mark-up?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Prove that 16^4-2^13-4^5 is divisible by 11.