Peter is 25 years older than Chris. In 9 years, Peter will be twice as old as Chris is then. How old are peter and Chris.

Determine the LCm of 15 and 20

The population p of a town in terms of the year t from 2005 through 2015 given that the population was greatest in 2012

A prism has a surface area of 120 ft2. Which sentence describes the effect of measuring the surface area in square yards? A. The surface area decreases. B. The surface area increases. C.

Classify - 2x^4-x^3+8x^2+12 by degree

4. Which fraction has a square root between 3 and 4? 1. 52/3 2. 61/3 3. 37/4 4. 79/4

Rue or false? using the regression equation to make predictions for values of the predictor variable outside the range of the observed values of the predictor variable is risky and unreliable.

4 (x+1) - 7 = 3 (x-1) + x

Ben is sailing on a ship. The ship goes 600 miles north and then turn west. It travels 200 miles west and turns sought for 450 miles. It turns west again and travels 170 miles and turns south once more and travels 150 miles.

The volume of a tissue box is 288in3. If the box has a width of 6 inches and it is 4 inches high, how long is the box?

2.5 (x-7) + 0.5=12.5. "I bought a cookbook for $7. If I had $2.5 more, I could have bought another book for $12.50".