What's the difference between 66.830 and 142.6

A store has a sale for 10% off you decide to buy a DVD that originally cost $17

How old is Beth if she will be 73 years old in twelve years

Ralph is covering a bulletin board with colored sheets of paper. The ratio of the number of sheets of red paper to the number of sheets of pink paper is 1 to 3. How many sheets of pink paper will Ralph need if he uses 3 sheets of red paper? A. 6 B.

A person is to install five devices each 6 7/8 inches wide with 3 1/2 inches between switches. how much space will be needed to mount these switches?

Find the maximum profit and the number of units that must be produced and sold in order to yield the maximum profit. Assume that revenue, R (x), and cost, C (x), of producing x units are in dollars. R (x) = 60x-.5x^2 and C (x) = 4x+20

Which equation can be used to solve the problem? 60 percent of what number is 30?

1. What is the value of (.02) ^2? A ...4 B ...04 C ...004 D ...0004 E ...22

What is the solution of this equation? 8 - 1 2 x = - 6 (3 4 x - 2) + 4 A) x = 1 2 B) x = 2 C) It has no solution. D) It has infinitely many solutions.

What is the answer to 5 (6+4t-2) + 12t

Julie asks you for a loan of $1200. she promises to pay everything back with interest in 2 years, and you decide that the highest interest you can charge a friend is probably 5%.