A Student Works 15 Hr a Week at a Job

Multiple Choice

A student works 15 hr a week at a job that pays $7.50 per hour. Her bills are about $273 per week. If she can get a job paying $8.50 per hour after taxes, find the number of additional hours that she would need to work to pay her bills. Round up to the nearest whole number.

A) 18 hr
B) 21 hr
C) 19 hr
D) 20 hr