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Q1. If 50% of a number is 30, what is 20% of that number?
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Q2. If 60% of a number is 360, then 30% of that number will be:
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Q3. What is 30% of 70?
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Q4. If a number is decreased by 30%, it becomes 70. What is the original number?
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Q5. If the price of an article is increased by 40% and then by 30%, what is the total percentage increase?
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Q6. If a salary of ₹10,000 is increased by 5%, what is the new salary?
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Q7. A number is increased by 10% and then by 20%. What is the overall percentage increase?
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Q8. What is 40% of 90?
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Q9. A student scores 30% marks and fails by 50 marks. If he scores 50% marks, he gets 30 marks more than the passing marks. What are the maximum marks?
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Q10. Ram's salary is 25% more than Shyam's salary. How much percentage is Shyam's salary less than Ram's salary?
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Q11. What is 60% of 90?
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Q12. What is 40% of 50?
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Q13. The average marks of 10 students is 65. If the marks of the top 3 students are removed, the average of the remaining 7 students is 55. What is the average marks of the top 3 students?
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Q14. If 20% of a number is 500, then what is 40% of that number?
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Q15. Given the matrix [[2, 3], [4, 5]], what is the element in the first row, second column?
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Q16. If the radius of a circle is increased by 25%, its area is increased by:
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Q17. The cost price of an article is 75% of its marked price. If the article is sold at a discount of 10%, then the gain is:
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Q18. The price of sugar increases by 25%. By what percentage should a family decrease its consumption so that the expenditure on sugar remains the same?
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Q19. A factory produces 1000 units in a day. If 95% of them are good quality, how many are defective?
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Q20. If a retailer sells an article for Rs. 160 and makes a profit of 25%, what was the cost price?
