On a drawing of a house, 2 1/2 inches is equal to 8 1/2 feet of the actual house. how many feet are equal to 1 inch on the drawing?

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

The cost of a taxi ride includes an initial charge of $2.00. if a 5km ride cost $6.00 and a 10km ride cost $10.00, determine the cost of a 15km ride.

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6