Simplify the expression : (3/2) of (4/7) multiplied by [(10x3)-(8x2)]

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

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square