A driver training school calculates the cost(C) of training for a course using the formula C=60+16.5h, where h is the number of hours training. Find the cost of 10 hours of training.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

A50% increase followed by 33 1/2% decrease