Two trains leave towns 912 kilometers apart at the same time and travel toward each other. One train travels 12 slower than the other. If they meet in 3
h
hours, what is the rate of each train?

Me find the missing dimension of a triangle height: 7 in., area: 21^2

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.