5/7 + 1/2 = 1/3/14
1/3/14 ÷ ( 1/2 of 1/3 + 1/4 )
1/2 of 1/3 + 1/4 = 1/6 + 1/4 = 5/12
1/3/14 ÷ 5/12 = 1/3/14 × 12/5 = 85/168
The answer is D
Dana05 answered the question on October 14, 2019 at 13:10
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