Mary works 9 hours per day on Monday, Wednesday and Friday, and 5 hours per day on Tuesday and Thursday. She does not work on Saturday and Sunday. She earns $407 per week. How much does she earn in dollars per hour?  Select the correct option:
A) 12
B) 10
C) 9
D) 8
E) 11

Rationale: so , she works 27 hours in 3 days so , she works 10 hours in 2 days so in a week she works 37 hours ( 27 + 10 ) and earns $ 407 so , hourly wage is 407 / 37 = > 11 hence answer will be ( e ) 11
Answer: E