Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 915 · 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.Find the amount when ₹12250 is invested at 20% per year compound interest for 3 years (in ₹).
2. 2.A price comes down by 40% and then comes down by 50% more. By what percent has it come down in all? =
3. 3.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
4. 4.Find the compound interest on ₹45625 at 8% per year for 2 years, added every year (in ₹).
5. 5.A bicycle bought for ₹200 is sold at a loss of 40%. What is the selling price (in ₹)?
6. 6.By selling a school bag for ₹990, a shopkeeper makes a profit of 50%. What did the school bag cost the shopkeeper (in ₹)?
7. 7.Find the amount when ₹25050 is invested at 20% per year compound interest for 2 years (in ₹).
8. 8.The price of a school bag changes from ₹2340 to ₹2925. By what percent did it go up?
9. 9.By selling a study lamp for ₹1095, a shopkeeper makes a loss of 25%. What did the study lamp cost the shopkeeper (in ₹)?
10. 10.Kabir can finish a job in 7 days and Priya in 10 days. What fraction of the job do they finish if they work together for 1 day? =
11. 11.3 years ago, Meera’s mother was four times as old as Meera. The mother is 35 years old now. How old is Meera now?
12. 12.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
13. 13.Pooja can finish a job in 6 days and Manav in 21 days. Pooja works alone for 4 days and then stops. Manav finishes the rest. How many days does Manav take?
14. 14.In how many years will ₹15800 earn ₹1422 as simple interest at 3% per year?
15. 15.Find the amount when ₹38750 is invested at 12% per year compound interest for 2 years (in ₹).
16. 16.Rohan can finish a job in 15 days and Farhan in 14 days. What fraction of the job do they finish if they work together for 3 days? =
17. 17.Aditya and Pooja together finish a job in 3 days. Aditya alone takes 4 days. How many days would Pooja take alone?
18. 18.How many minutes does a car take to go 66 km at 30 km/h?
19. 19.A bicycle bought for ₹120 is sold at a loss of 5%. What is the selling price (in ₹)?
20. 20.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
21. 21.In how many years will ₹8100 earn ₹4455 as simple interest at 11% per year?
22. 22.A shopkeeper buys a school bag for ₹1660 and sells it for ₹2158. Find the profit percent.
23. 23.2 years ago, Tara’s mother was three times as old as Tara. The mother is 11 years old now. How old is Tara now?
24. 24.A table fan bought for ₹1840 is sold at a loss of 5%. What is the selling price (in ₹)?
25. 25.Kavya can finish a job in 4 days and Kabir in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.By selling a table fan for ₹2001, a shopkeeper makes a profit of 15%. What did the table fan cost the shopkeeper (in ₹)?
27. 27.A pair of shoes bought for ₹60 is sold at a loss of 15%. What is the selling price (in ₹)?
28. 28.Isha is 2 years older than Dev. In 4 years, the sum of their ages will be 64. How old is Dev now?
29. 29.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
30. 30.Dev can finish a job in 4 days and Pooja in 20 days. What fraction of the job do they finish if they work together for 1 day? =
31. 31.The simple interest on ₹15700 for 3 years is ₹5652. What is the rate of interest (% per year)?
32. 32.In how many years will ₹8600 earn ₹1032 as simple interest at 12% per year?
33. 33.What sum of money earns ₹7920 simple interest in 4 years at 10% per year (in ₹)?
34. 34.A school bag is marked at ₹825. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
35. 35.Find the amount when ₹7552 is invested at 25% per year compound interest for 3 years (in ₹).
36. 36.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
37. 37.After a 30% discount, a pair of shoes costs ₹672. What was its marked price (in ₹)?
38. 38.A shop sells 2880 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
39. 39.How many minutes does a car take to go 114 km at 40 km/h?
40. 40.Sneha’s father is twice as old as Sneha. The sum of their ages is 15 years. How old is the father?

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