What is twenty five percent of six thousand

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.

Find the solution set of this inequality. select the correct graph. |8x+16|> 16

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4