What is an equavelent expression for n times a using only addition

Order from greatest to least 0.7, 7/9, 7/8

You Buy four sweatshirts at $29.95 each. How much does this cost

If a million cars where lined up, bumper to bumper, with the avg length of 9.59 feet, how many miles long would the line be?

Whats the answer to this - 67b + 6 ≤ 9b + 43

If (x) = 2x+3, find f (-6)

Half of - 2 3/8 as a fraction

Find all the real square roots of 0.0036

Lisa and Judy are wrapping gifts for their children. Lisa is making the bows. She has 37 and 1/3 yards of ribbon. If each bow uses 4 and 2/3 yards of ribbon, how many bows can Lisa make?

2,250 watts to horsepower (Round answer to the nearest thousandth.

10^m*10^n for m=2 and n=4