The least common denominator of two fractions is 100. if you subtract them you get 5. what are the denominators?

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).