Jamaal read 1/11 of a book in 2/5 of an hour. At this rate, how long will it take him to read the entire book?
2 answers:
He reads 1/11 book in 2/5 hour.
A whole book is 11/11 of a book.
Multiply by 11.
He reads 11/11 book in 11 * 2/5 hour.
He reads 1 book in 22/5 hour.
22/5 hour = 4.4 hour = 4 hours and 24 minutes
You multiply 2/5 by 11 which equals 22/5 hours or 4 2/5 hours
The answer is 4 2/5 hours(4hours 24minutes)
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