Mathematics, 11.01.2022 23:10 Fitch44

Andy and Bob took a test that had 120 problems. Andy got 30 more problems correct than Bob. The number of problems that only Andy got correct is six times the number of problems that both boys got correct. There are 20 problems that neither boy got correct. How many problems did both boys get correct?

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Andy and Bob took a test that had 120 problems. Andy got 30 more problems correct than Bob. The numb...

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