1. What's 1 / 2 of 5 / 3? 2. 5 / 6 of a number is equal to the sum of 3 1 / 7. What's the number? (use equation solution) .

1、5/3×1/2=5/6
Let this number be X
5/6x=3×1/7
5/6x=3/7
x=5/14

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