Can you please help I put the picture

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Use the graph of the sine function y=2sinθ shown below

What is the solution to the division problem below x3+x2-11x+4/x+4