A cadet store buys calculators at Rs 640 each and sells them at Rs 800. The profit percent on cost price is:
Q1. A cadet store buys calculators at Rs 640 each and sells them at Rs 800. The profit percent on cost price is:
Answer: 25%
Explanation: Profit is Rs 160 on a cost of Rs 640. Profit percent equals 160 divided by 640 times 100, which is 25%.