Each side of the square below is 20 centimeters. the area of the circle inside the square is about 314 square centimeters. a.43/200 b.43/157 c.157/200 d.200/157

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project