What is the simplified form of the following expression?7m^2+6.5n-4n+2.5m^2-n

Round 11.507 to the place of the zero

A mountain climber on Mt. Everest is at 29,035 above sea level. A stone at the bottom of the Dead Sea is at 1,349 below sea level. What is the difference in elevation between the mountain climber and the stone?

Rachel bought 1,500 shares of Cawh Consolidated Bank at a price of $24.85 each. As the price climbed, she sold off parts of her holdings. She sold off 250 shares at $28.32 apiece, she sold 800 of her shares at $33.

Multiply the numbers and simplify the answer to 3 times 1 3/4

Jeff is planning to build a cylindrical water tank that has a capacity of no less than 80 cubic feet. Which of these combinations of the base radius (r) and the height (h) can he choose? Select all that apply. Use 3.14 for π.

If f (x) = x3 - 2, find f (3).

Kevin drove 22 1/2 miles in 1/3 of an hour. What is the mph.

What is the fraction for 0.2

What's - 7 x 7/3 in a fraction

You are told that a bank investment can be modeled by a linear equation. The slope of the linear equation is positive and the value for b in the equation is 30,000.