A photocopy machine can reduce copies to 82% of their original size. If a page is reduced to 82% what percent enlargement is needed to return it to its original size?

9. If the diagonal of a square is 12 centimeters, the area of the square is A. 102 cm2. B. 36 cm2. C. 144 cm2. D. 72 cm2.

Find an equation of the tangent line to y = 2 sin x at x = _/6

Two fair dice are rolled. what is the probability that at least one of the dice shows a 4? (answer as a fraction in lowest terms.)

Solve the system of equations y = 2x + 3 and 4x - 2y = - 6 using a graphical method. A) (-3/2, 0) B) (3/2, 6) C) (2, 7) D) infinite solutions

What is 12/27 (it is a fraction) turned into a decimal

My number has a tens digit that is 8 more than the ones digit. zero is not my digit

A snail moves 2.394 inches per minute how much will it travel in 7.489 minutes

51 times the difference between a number and 21 is equal to the number plus 58.

Wilson is 6 years older than Mary. Wilson's age is 10 years less than five times Mary's age. The equations below model the relationship between Wilson's age (w) and Mary's age (m): w = m + 6 w =

Solve ... 5 - 2x <7