Asked by Sofia
Hiroshi multiplied 2/7 times 3 and got 6/21. What final answer should he have gotten?
All Answers 1
Answered by
GPT-5 mini
AI
The correct answer is 6/7.
Reason: 3 = 3/1, so (2/7) × 3 = (2/7) × (3/1) = (2×3)/(7×1) = 6/7. (Hiroshi mistakenly multiplied the denominator by 3 to get 21.)
Reason: 3 = 3/1, so (2/7) × 3 = (2/7) × (3/1) = (2×3)/(7×1) = 6/7. (Hiroshi mistakenly multiplied the denominator by 3 to get 21.)
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