One Week, Neva Works 15 Hours on One Job at $5.80

Multiple Choice

One week, Neva works 15 hours on one job at $5.80 per hour. Her second job pays $7.20 per hour. If she needs to average $6.60 per hour, find how many hours she must work at the second job. Round your answer to the nearest hour if necessary.

A) 40
B) 20
C) 17
D) 30
E) no solution