What is the least positive integer n such that the product 65n is a perfect square?
A sheet of paper 11 inches tall and 8 1/2 inches wide has 1-inch margins at the top and bottom and 3/4 -inch margins at each side. If nothing is to be printed in the margins, what is the area of the printable region?
The quotient of two positive integers is 21. The difference between the larger integer and this quotient is 21. What is the sum of the two integers?
What is the area of the largest rectangular field that can be completely enclosed using 120 feet of fencing?
Point C divides line segment AB so that AC/AB = 1/3 . If AC = 5 cm, what is AB?
If 3x + 2 = 17, what is the value of x?