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- O five network mathematics problems
O five network mathematics problems
1 hour = 60 minutes, and 2/3 hours is actually to divide 1 hour into 3 parts (÷3) on average, and then take 2 parts (×2), so
Xiaolan's time: 60 ÷ 3× 2 = 40 (minutes)
So they have the same time.
I hope I can help you ~
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