Mrs. Petersons bought 10 tumblers for $45 each. She paid with five $100 bills. How much change will Mrs. Petersons receive? Think carefully first, then make a decision:
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The 10 tumblers amount to $45 x 10 = $450. Mrs. Petersons paid $100 x 5 = $500. So, her change will be $500 - $450 = $50. So, the answer is 50.
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