Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 265 · 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. 1.3 years ago, Priya’s mother was four times as old as Priya. The mother is 23 years old now. How old is Priya now?
2. 2.A town has 600 people. Its population grows by 10%. How many people live there now?
3. 3.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
4. 4.Nisha is 4 years older than Kabir. In 9 years, the sum of their ages will be 50. How old is Kabir now?
5. 5.After a 15% discount, a bicycle costs ₹3825. What was its marked price (in ₹)?
6. 6.A shopkeeper buys a pair of shoes for ₹1980 and sells it for ₹1188. Find the loss percent.
7. 7.2 years ago, Sneha’s mother was twice as old as Sneha. The mother is 22 years old now. How old is Sneha now?
8. 8.A price comes down by 15% and then comes down by 25% more. By what percent has it come down in all? =
9. 9.Change 108 km/h into metres per second.
10. 10.What is the difference between the compound interest and the simple interest on ₹2000 at 5% per year for 2 years (in ₹)?
11. 11.Marks of 4 friends in a quiz: 21, 27, 44, 52. What is their average mark?
12. 12.Diya puts ₹4500 in a bank at 14% simple interest per year. How much will she have after 4 years (in ₹)?
13. 13.The price of a school bag changes from ₹280 to ₹210. By what percent did it come down?
14. 14.How many minutes does a car take to go 26 km at 52 km/h?
15. 15.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
16. 16.By selling a pressure cooker for ₹779, a shopkeeper makes a loss of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
17. 17.In 13 years, Manav will be twice as old as Manav was 6 years ago. How old is Manav now?
18. 18.Change 90 km/h into metres per second.
19. 19.A bus runs at 27 km/h. How far does it go in 20 minutes (in km)?
20. 20.In 24 years, Nisha will be twice as old as Nisha was 6 years ago. How old is Nisha now?
21. 21.A table fan bought for ₹460 is sold at a loss of 10%. What is the selling price (in ₹)?
22. 22.Find the simple interest on ₹14400 at 3% per year for 2 years (in ₹).
23. 23.The price of a school bag changes from ₹2860 to ₹3289. By what percent did it go up?
24. 24.Find the simple interest on ₹6800 at 13% per year for 4 years (in ₹).
25. 25.A car runs for 2 hours at 58 km/h and then for 2 hours at 32 km/h. What is its average speed for the whole journey (in km/h)?
26. 26.Marks of 4 friends in a quiz: 69, 53, 59, 47. What is their average mark?
27. 27.What is the difference between the compound interest and the simple interest on ₹7600 at 25% per year for 2 years (in ₹)?
28. 28.Meera can finish a job in 9 days and Rohan in 6 days. Meera works alone for 6 days and then stops. Rohan finishes the rest. How many days does Rohan take?
29. 29.Farhan’s father is twice as old as Farhan. The sum of their ages is 42 years. How old is Farhan?
30. 30.A school bag is marked at ₹3700. The shop gives a 5% discount. How much do you pay (in ₹)?
31. 31.Manav can finish a job in 3 days and Meera in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.The average of 4 numbers is 19. When one more number is added, the average becomes 20. What number was added?
33. 33.The average of 4 numbers is 35. When one more number is added, the average becomes 39. What number was added?
34. 34.Change 36 km/h into metres per second.
35. 35.A table fan is marked at ₹675. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
36. 36.What is the difference between the compound interest and the simple interest on ₹32000 at 25% per year for 2 years (in ₹)?
37. 37.A study lamp is marked at ₹4300. The shop gives a 50% discount. How much do you pay (in ₹)?
38. 38.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
39. 39.Diya puts ₹3700 in a bank at 11% simple interest per year. How much will she have after 2 years (in ₹)?
40. 40.3 years ago, Tara’s mother was three times as old as Tara. The mother is 21 years old now. How old is Tara now?

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