Question: There have been 15 "Where's Waldo?" books published. Each book has 30 puzzles to find Waldo. The average person takes 3 minutes to find Waldo in a puzzle. How long would it take to find every Waldo? Think carefully first, then make a decision:
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There have been 450 puzzles because 15 x 30 = 450. It would take 1,350 minutes to find all the Waldo's because 450 x 3 = 1,350. So the answer is 1350.
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