Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 390 · 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 bus runs at 40 km/h. How far does it go in 45 minutes (in km)?
2. 2.The price of a bicycle is ₹180. It goes up by 10%. What is the new price (in ₹)?
3. 3.After a 30% discount, a study lamp costs ₹2534. What was its marked price (in ₹)?
4. 4.Change 25 m/s into km/h.
5. 5.By selling a bicycle for ₹775, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
6. 6.A bicycle bought for ₹1340 is sold at a loss of 40%. What is the selling price (in ₹)?
7. 7.A shopkeeper buys a table fan for ₹1720 and sells it for ₹1376. Find the loss percent.
8. 8.A shopkeeper buys a pair of shoes for ₹60 and sells it for ₹36. Find the loss percent.
9. 9.By selling a study lamp for ₹1680, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
10. 10.The price of a school bag changes from ₹2740 to ₹1370. By what percent did it come down?
11. 11.A price comes down by 30% and then comes down by 50% more. By what percent has it come down in all? =
12. 12.A cricket bat marked at ₹1560 is sold for ₹1326. What is the discount percent?
13. 13.A pressure cooker is marked at ₹260. The shop gives a 40% discount. How much do you pay (in ₹)?
14. 14.A price comes down by 10% and then comes down by 50% more. By what percent has it come down in all? =
15. 15.By selling a table fan for ₹828, a shopkeeper makes a profit of 15%. What did the table fan cost the shopkeeper (in ₹)?
16. 16.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
17. 17.A water tank holds 3520 litres. 25% of the water is used. How many litres are left?
18. 18.In how many years will ₹3600 earn ₹1152 as simple interest at 8% per year?
19. 19.Rahul’s father is three times as old as Rahul. The sum of their ages is 32 years. How old is Rahul?
20. 20.How many minutes does a car take to go 124 km at 30 km/h?
21. 21.Saanvi’s batting average after 9 innings is 44 runs. How many runs must Saanvi score in the next innings to raise the average to 49?
22. 22.How many minutes does a car take to go 96 km at 60 km/h?
23. 23.A town has 1980 people. Its population grows by 10%. How many people live there now?
24. 24.The average of 5 numbers is 16. When one more number is added, the average becomes 20. What number was added?
25. 25.The average of 9 numbers is 28. When one more number is added, the average becomes 32. What number was added?
26. 26.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
27. 27.Find the compound interest on ₹38128 at 25% per year for 2 years, added every year (in ₹).
28. 28.A shopkeeper buys a cricket bat for ₹1460 and sells it for ₹1825. Find the profit percent.
29. 29.A price goes up by 30% and then goes up by 5% more. By what percent has it gone up in all? =
30. 30.Find the simple interest on ₹8200 at 2% per year for 1 year (in ₹).
31. 31.Meera can finish a job in 5 days and Aarav in 7 days. What fraction of the job do they finish if they work together for 2 days? =
32. 32.In 4 years, Aarav will be twice as old as Aarav was 6 years ago. How old is Aarav now?
33. 33.A shopkeeper buys a watch for ₹680 and sells it for ₹884. Find the profit percent.
34. 34.Pooja’s father is twice as old as Pooja. The sum of their ages is 36 years. How old is Pooja?
35. 35.Find the amount when ₹34250 is invested at 20% per year compound interest for 3 years (in ₹).
36. 36.Dev is 6 years older than Diya. In 9 years, the sum of their ages will be 38. How old is Diya now?
37. 37.Find the simple interest on ₹4500 at 9% per year for 5 years (in ₹).
38. 38.Priya’s father is five times as old as Priya. The sum of their ages is 30 years. How old is Priya?
39. 39.6 years ago, Zoya’s mother was four times as old as Zoya. The mother is 26 years old now. How old is Zoya now?
40. 40.A shop sells an average of 72 kg of sugar a day for 4 days, and then 40 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?

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