Cornelia cut equal lengths of ribbon each 7/10 ft long. the ribbon was 3 1/2 ft long. how many pieces did cornelia cut?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?