Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 695 · 40 questions

The method (Find the 100%): Name the topic and write its formula. For percent questions, decide which value is the 100%. Check units (₹, km/h, days) and whether the answer is sensible.

1. 1.The average weight of 12 children is 30 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
2. 2.A water tank holds 2260 litres. 50% of the water is used. How many litres are left?
3. 3.A table fan marked at ₹680 is sold for ₹476. What is the discount percent?
4. 4.The simple interest on ₹5200 for 4 years is ₹1456. What is the rate of interest (% per year)?
5. 5.Pooja is 3 years older than Tara. In 7 years, the sum of their ages will be 75. How old is Tara now?
6. 6.A water tank holds 740 litres. 5% of the water is used. How many litres are left?
7. 7.By selling a watch for ₹2002, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
8. 8.Vivaan and Karan together finish a job in 2 days. Vivaan alone takes 3 days. How many days would Karan take alone?
9. 9.Rahul is 6 years older than Meera. In 9 years, the sum of their ages will be 34. How old is Meera now?
10. 10.Find the amount when ₹46400 is invested at 15% per year compound interest for 2 years (in ₹).
11. 11.A town has 2260 people. Its population grows by 40%. How many people live there now?
12. 12.A study lamp is marked at ₹2120. The shop gives a 40% discount. How much do you pay (in ₹)?
13. 13.9 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 27 years old now. How old is Ishaan now?
14. 14.What is the difference between the compound interest and the simple interest on ₹20000 at 4% per year for 2 years (in ₹)?
15. 15.Find the amount when ₹18800 is invested at 10% per year compound interest for 2 years (in ₹).
16. 16.A bus runs at 26 km/h. How far does it go in 30 minutes (in km)?
17. 17.Diya puts ₹12300 in a bank at 12% simple interest per year. How much will she have after 1 year (in ₹)?
18. 18.The price of a school bag changes from ₹4060 to ₹5075. By what percent did it go up?
19. 19.A table fan bought for ₹1400 is sold at a profit of 25%. What is the selling price (in ₹)?
20. 20.Find the amount when ₹11136 is invested at 25% per year compound interest for 3 years (in ₹).
21. 21.Meera can finish a job in 18 days and Karan in 10 days. Meera works alone for 9 days and then stops. Karan finishes the rest. How many days does Karan take?
22. 22.Find the amount when ₹25200 is invested at 15% per year compound interest for 2 years (in ₹).
23. 23.Aditya can finish a job in 9 days and Zoya in 12 days. Aditya works alone for 3 days and then stops. Zoya finishes the rest. How many days does Zoya take?
24. 24.The price of a bicycle is ₹3080. It goes up by 40%. What is the new price (in ₹)?
25. 25.The price of a bicycle is ₹4720. It goes up by 20%. What is the new price (in ₹)?
26. 26.By selling a watch for ₹686, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
27. 27.A price goes up by 25% and then goes up by 40% more. By what percent has it gone up in all? =
28. 28.Marks of 6 friends in a quiz: 37, 43, 53, 35, 56, 64. What is their average mark?
29. 29.7 years ago, Aditya’s mother was four times as old as Aditya. The mother is 39 years old now. How old is Aditya now?
30. 30.Ishaan and Diya together finish a job in 12 days. Ishaan alone takes 18 days. How many days would Diya take alone?
31. 31.Find the amount when ₹704 is invested at 25% per year compound interest for 2 years (in ₹).
32. 32.By selling a pressure cooker for ₹176, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
33. 33.What sum of money earns ₹2340 simple interest in 3 years at 12% per year (in ₹)?
34. 34.In 25 years, Nisha will be twice as old as Nisha was 2 years ago. How old is Nisha now?
35. 35.After a 5% discount, a bicycle costs ₹4617. What was its marked price (in ₹)?
36. 36.By selling a bicycle for ₹2001, a shopkeeper makes a profit of 15%. What did the bicycle cost the shopkeeper (in ₹)?
37. 37.A bus runs at 32 km/h. How far does it go in 30 minutes (in km)?
38. 38.The simple interest on ₹13700 for 2 years is ₹1918. What is the rate of interest (% per year)?
39. 39.In 26 years, Ananya will be three times as old as Ananya was 4 years ago. How old is Ananya now?
40. 40.A shopkeeper buys a pair of shoes for ₹780 and sells it for ₹1014. Find the profit percent.

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