A wholesaler mixes three types of apples, valued at Rs 40, Rs 50 and Rs 60 per kg, in the ratio 1 : 3 : 5 by weight and sells the mixture at Rs 59.88 per kg. What is the percentage of profit earned by the wholesaler?

సమాధానం చూపించు & వివరణ

సమాధానం: (C) 10%

వివరణ

Cost of 9 kg = 1 × 40 + 3 × 50 + 5 × 60 = Rs 490, i.e. 490/9 ≈ Rs 54.44 per kg. Selling at Rs 59.88 gives a profit of 5.44 on 54.44 ≈ 10%.