Me fill in the blanks ( customary units of time, liquid volume, or weight.)

Which value would be a solution for x in the inequality 47-4x< 7

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).

What are the exclude value of mn+3m