Aswimming pool requieres 672 ft of floor space the length is 32 estimate the width

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)