Q. |
p% of q + q% of p = 14 2/7 % of (p+q), then p+q/pq =? |
A. 4% |
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B. 10% |
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C. 14% |
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D. 20% |
p% of q = pq/100
q% of p = pq/100
14 2/7% of (p+q) = 1/7 (p+q)
pq/100 + pq/100 = 2 pq/ 100
Hence 2 pq/ 100 = 1/7 (p+q)
Or, (p+q)/pq = 14/100 = 14%