Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 335 · 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.A school bag marked at ₹2360 is sold for ₹1180. What is the discount percent?
2. 2.Pooja can finish a job in 8 days and Rahul in 12 days. What fraction of the job do they finish if they work together for 1 day? =
3. 3.Ananya is 3 years older than Saanvi. In 10 years, the sum of their ages will be 35. How old is Saanvi now?
4. 4.Change 90 km/h into metres per second.
5. 5.The average of 5 numbers is 39. When one more number is added, the average becomes 43. What number was added?
6. 6.What sum of money earns ₹810 simple interest in 5 years at 3% per year (in ₹)?
7. 7.By selling a cricket bat for ₹532, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
8. 8.Find the amount when ₹15100 is invested at 10% per year compound interest for 2 years (in ₹).
9. 9.Find the amount when ₹8400 is invested at 15% per year compound interest for 2 years (in ₹).
10. 10.What sum of money earns ₹2400 simple interest in 5 years at 12% per year (in ₹)?
11. 11.A price comes down by 20% and then comes down by 15% more. By what percent has it come down in all? =
12. 12.The price of a bicycle is ₹4880. It goes up by 50%. What is the new price (in ₹)?
13. 13.Arjun can finish a job in 16 days and Meera in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.A study lamp bought for ₹1600 is sold at a loss of 50%. What is the selling price (in ₹)?
15. 15.The price of a school bag changes from ₹2920 to ₹1752. By what percent did it come down?
16. 16.By selling a study lamp for ₹1843, a shopkeeper makes a loss of 5%. What did the study lamp cost the shopkeeper (in ₹)?
17. 17.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
18. 18.Change 18 km/h into metres per second.
19. 19.Kabir cycles to his school at 15 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
20. 20.6 years ago, Kavya’s mother was twice as old as Kavya. The mother is 24 years old now. How old is Kavya now?
21. 21.Tara works three times as fast as Rohan. Together they finish a job in 5 days. How many days would Rohan take alone?
22. 22.A cricket bat marked at ₹4740 is sold for ₹3555. What is the discount percent?
23. 23.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
24. 24.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
25. 25.Manav’s father is twice as old as Manav. The sum of their ages is 18 years. How old is the father?
26. 26.Farhan is 6 years older than Karan. In 7 years, the sum of their ages will be 72. How old is Karan now?
27. 27.What is the difference between the compound interest and the simple interest on ₹8800 at 25% per year for 2 years (in ₹)?
28. 28.A town has 3000 people. Its population grows by 20%. How many people live there now?
29. 29.What is the difference between the compound interest and the simple interest on ₹38800 at 5% per year for 2 years (in ₹)?
30. 30.By selling a study lamp for ₹1032, a shopkeeper makes a profit of 20%. What did the study lamp cost the shopkeeper (in ₹)?
31. 31.A water tank holds 80 litres. 25% of the water is used. How many litres are left?
32. 32.A water tank holds 1860 litres. 10% of the water is used. How many litres are left?
33. 33.Farhan can finish a job in 7 days and Rahul in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.A town has 4260 people. Its population grows by 40%. How many people live there now?
35. 35.Aarav can finish a job in 6 days and Manav in 18 days. Aarav works alone for 2 days and then stops. Manav finishes the rest. How many days does Manav take?
36. 36.Find the compound interest on ₹1000 at 10% per year for 2 years, added every year (in ₹).
37. 37.Kabir cycles to his school at 55 km/h and comes back by the same road at 66 km/h. What is his average speed for the whole trip (in km/h)?
38. 38.A pressure cooker marked at ₹4260 is sold for ₹4047. What is the discount percent?
39. 39.A pressure cooker bought for ₹1620 is sold at a profit of 10%. What is the selling price (in ₹)?
40. 40.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =

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