Write a numerical or variable expression for the quantity: the value in cents of n nickels

In 2006, the enrollment at jefferson high school was 1,200 students in 2012 the enrollment at jefferson high school was 1,650 students. What was the percent of increase in enrollment from 2006 to 2012?

Increase £2193.67 by 18.5%

A circle has a diameter of 12 inches. What is the best approximaton of its area?

The amazon river is about 6,516 kilometers long the mississipi river is about 3,775 kilometers long what is the difference in kilometers between these two lenghts

Challenge: What is the area of the base of a figure if the volume is 210 ft^3 and the height is 14 ft?

Factor k squared - k-56

2 - 4x = 14 A) - 4 B) - 3 C) 0 D) 3

An anthropology graduate student measures the floor of a round hut and calculates that it has an area of 12.56 square meters. What is the floors diameter?

9 times the sum of a number is - 162 what is the number

A perfect square is the square of an integer. Of the integers from 2 through 99, how many have at least one perfect square factor > 1?