Afair number cube, numbered from 1 to 6, is rolled. what is the probability that the number is some number other than 6?

a: 1/3
b: 5/6
c: 1/2
d: 1/6

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.

What percent of the circle below is shaded?

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°