Average, Profit and Loss - Online Test

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1. The average of 5 numbers is 27. If one number is excluded, the average becomes 25. What is the excluded number?
2. The average weight of 8 men is increased by 2.5 kg when one of the men, whose weight is 60 kg, is replaced by a new man. The weight of the new man is:
3. The average of 10 numbers is 30. If one number is added, the average becomes 32. The added number is:
4. The average of 4 numbers is 60. If one number is removed, the average becomes 50. What is the removed number?
5. The average marks of 30 students is 60. The average marks of the first 10 students is 50 and that of the last 10 students is 70. The average marks of the remaining 10 students is:
6. A shopkeeper bought a watch for Rs. 450. He marked up the price by 20%. What is the marked price?
7. A shopkeeper sells an article for Rs. 1000 at a profit of 25%. What is the cost price of the article?
8. A man buys a TV for Rs. 15,000 and sells it at a loss of 10%. What is the selling price?
9. By selling an article for Rs. 2400, a shopkeeper makes a profit of 20%. What is the cost price?
10. A merchant sells two items for Rs. 10,000 each. On one, he gains 20% and on the other, he loses 20%. What is his overall profit or loss percentage?

Test Results

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