You are reading a book that has 560 pages. You have read about 11/20 of the book. What percent of the book have you read
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First divide the rocks per 3/4 of an hour by 3 and multiply by 4 to get the production per hour. then subtract the already moved rocks from the total job and divide the answer by 16 (the rocks moved per hour) getting the time needed to move the rest
