Answer:
2.35 an hour
Explanation:
First you have to find out how many hours are between 6am and 11pm. Which is 17 hours, and you already know Shelley read 40 business proposals. There for you divide 40 by 17 to get your hourly rate of ready business proposals which gives you exactly 2.35294118. To simplify you can say 2.35 per hour or 2.4 per hour.