What is the average of 1.90 7.99 4.33 5.21?

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.

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.