A man sells a watch for Rs. 650, gaining 30%. Find the cost price. MCQ with Answer and Explanation

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A man sells a watch for Rs. 650, gaining 30%. Find the cost price.

A. Rs. 500

B. Rs. 480

C. Rs. 520

D. Rs. 550

Answer: Option A

Solution (By JKSSB Mock Tests)

CP = 650 / 1.30 = 500.

This question belongs to: Maths Profit And Loss

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A trader mixes two varieties of tea costing Rs. 50/kg and Rs. 60/kg in the ratio 2:3. He sells the mixture at Rs. 67.20/kg. Find his profit percentage.

A. 20%

B. 25%

C. 18%

D. 15%

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Correct Answer: Option A

Explanation:
Cost of 5 kg mixture = (2 * 50) + (3 * 60) = 100 + 180 = 280. Cost per kg = 280 / 5 = 56. Selling Price = 67.20. Profit = 11.20. Profit percentage = (11.20 / 56) * 100 = 20%.

This question belongs to: Maths Profit And Loss