If all city buses carry the same number of passengers, what is the least number of buses needed to carry 710 passengers?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Find the multiplicative inverse of 8-12i

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).