Civil Service Exam Reviewer · Simple Interest and Profit/Loss · hard
A dishonest vendor claims to sell rice at cost price but uses a weight of 800 g instead of 1 kg. What is his actual percent gain?
- 20%
- 21%
- 25%
- 50%
Answer
C. 25%
Solution
He gives 800 g but charges for 1000 g. Gain = 200/800 × 100 = 25%.
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