Quantitative Aptitude Ques 2435

Question: A wholesaler blends two varieties of tea, one costing Rs. 60 per kg and another costing Rs. 105 per kg. The respective ratio of quantities they were mixed in was 7: 2. If he sold the mixed variety at Rs. 100 per kg, then how much was his profit percentage? [SBI (PO) Phase 12015]

Options:

A) $ 34\frac{2}{7}% $

B) $ 38\frac{2}{5}% $

C) $ 32\frac{2}{5}% $

D) $ 42\frac{6}{7}% $

E) $ 48\frac{6}{7}% $

Show Answer

Answer:

Correct Answer: D

Solution:

  • Cost price of the mixed variety $ =60\times \frac{7}{9}+105\times \frac{2}{9}=\frac{420}{9}+\frac{210}{9} $ $ =\frac{630}{9}=Rs.,70,per,kg $ Selling price of the mixed variety = Rs. 100 per kg Profit% $ =\frac{100-70}{70}\times 100 $ $ =\frac{30}{70}\times 100=42\frac{6}{7}% $
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