Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 226 · 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 simple interest on ₹17800 for 1 year is ₹1068. What is the rate of interest (% per year)?
2. 2.The average of 5 numbers is 57. When one more number is added, the average becomes 62. What number was added?
3. 3.A price goes up by 15% and then comes down by 10%. By what percent has it gone up in all? =
4. 4.By selling a pressure cooker for ₹324, a shopkeeper makes a loss of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
5. 5.A cricket bat is marked at ₹1540. The shop gives a 5% discount. How much do you pay (in ₹)?
6. 6.A price comes down by 5% and then comes down by 15% more. By what percent has it come down in all? =
7. 7.Karan’s batting average after 11 innings is 36 runs. How many runs must Karan score in the next innings to raise the average to 37?
8. 8.What sum of money earns ₹984 simple interest in 2 years at 3% per year (in ₹)?
9. 9.The price of a school bag changes from ₹2720 to ₹3808. By what percent did it go up?
10. 10.A town has 4760 people. Its population grows by 5%. How many people live there now?
11. 11.Kavya is 10 years older than Vivaan. In 6 years, the sum of their ages will be 78. How old is Vivaan now?
12. 12.The price of a school bag changes from ₹1460 to ₹1606. By what percent did it go up?
13. 13.Find the amount when ₹50000 is invested at 5% per year compound interest for 2 years (in ₹).
14. 14.What sum of money earns ₹1728 simple interest in 2 years at 8% per year (in ₹)?
15. 15.Find the simple interest on ₹5300 at 5% per year for 1 year (in ₹).
16. 16.Meera’s batting average after 9 innings is 35 runs. How many runs must Meera score in the next innings to raise the average to 36?
17. 17.In how many years will ₹1200 earn ₹144 as simple interest at 12% per year?
18. 18.Kabir cycles to his school at 28 km/h and comes back by the same road at 70 km/h. What is his average speed for the whole trip (in km/h)?
19. 19.In 22 years, Aarav will be three times as old as Aarav was 4 years ago. How old is Aarav now?
20. 20.Kabir’s batting average after 10 innings is 25 runs. How many runs must Kabir score in the next innings to raise the average to 28?
21. 21.Change 108 km/h into metres per second.
22. 22.A pair of shoes is marked at ₹680. The shop gives a 5% discount. How much do you pay (in ₹)?
23. 23.The price of a school bag changes from ₹4580 to ₹4351. By what percent did it come down?
24. 24.Nisha and Diya together finish a job in 2 days. Nisha alone takes 3 days. How many days would Diya take alone?
25. 25.Find the amount when ₹19500 is invested at 20% per year compound interest for 3 years (in ₹).
26. 26.A price goes up by 50% and then comes down by 25%. By what percent has it gone up in all? =
27. 27.Manav’s father is four times as old as Manav. The sum of their ages is 35 years. How old is Manav?
28. 28.A town has 4220 people. Its population grows by 10%. How many people live there now?
29. 29.Find the amount when ₹32000 is invested at 15% per year compound interest for 3 years (in ₹).
30. 30.Isha works twice as fast as Vivaan. Together they finish a job in 9 days. How many days would Vivaan take alone?
31. 31.Diya puts ₹12900 in a bank at 13% simple interest per year. How much will she have after 1 year (in ₹)?
32. 32.Manav and Dev together finish a job in 2 days. Manav alone takes 6 days. How many days would Dev take alone?
33. 33.Kabir works twice as fast as Ishaan. Together they finish a job in 11 days. How many days would Ishaan take alone?
34. 34.Diya puts ₹16000 in a bank at 8% simple interest per year. How much will she have after 1 year (in ₹)?
35. 35.A town has 4400 people. Its population grows by 10%. How many people live there now?
36. 36.Find the compound interest on ₹38000 at 10% per year for 3 years, added every year (in ₹).
37. 37.A water tank holds 2380 litres. 5% of the water is used. How many litres are left?
38. 38.A bicycle marked at ₹620 is sold for ₹310. What is the discount percent?
39. 39.The price of a bicycle is ₹800. It goes up by 10%. What is the new price (in ₹)?
40. 40.A shop sells an average of 23 kg of sugar a day for 3 days, and then 71 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?

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