Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 238 · 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 ₹7025 is invested at 20% per year compound interest for 2 years (in ₹).
2. 2.In how many years will ₹1500 earn ₹45 as simple interest at 3% per year?
3. 3.A shop sells an average of 72 kg of sugar a day for 5 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
4. 4.After a 15% discount, a study lamp costs ₹3570. What was its marked price (in ₹)?
5. 5.Aditya’s father is three times as old as Aditya. The sum of their ages is 28 years. How old is the father?
6. 6.In how many years will ₹2500 earn ₹400 as simple interest at 4% per year?
7. 7.A watch bought for ₹1440 is sold at a loss of 30%. What is the selling price (in ₹)?
8. 8.A table fan bought for ₹1740 is sold at a loss of 50%. What is the selling price (in ₹)?
9. 9.A study lamp is marked at ₹1100. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
10. 10.What is the difference between the compound interest and the simple interest on ₹39600 at 25% per year for 2 years (in ₹)?
11. 11.Rohan is 5 years older than Aarav. In 10 years, the sum of their ages will be 37. How old is Aarav now?
12. 12.Dev can finish a job in 11 days and Aarav in 19 days. What fraction of the job do they finish if they work together for 2 days? =
13. 13.A shop sells an average of 35 kg of sugar a day for 2 days, and then 27 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
14. 14.Find the compound interest on ₹15700 at 10% per year for 2 years, added every year (in ₹).
15. 15.Nisha can finish a job in 10 days and Isha in 20 days. Nisha works alone for 6 days and then stops. Isha finishes the rest. How many days does Isha take?
16. 16.A study lamp bought for ₹1960 is sold at a loss of 50%. What is the selling price (in ₹)?
17. 17.A price comes down by 25% and then comes down by 10% more. By what percent has it come down in all? =
18. 18.Nisha works three times as fast as Rohan. Together they finish a job in 8 days. How many days would Rohan take alone?
19. 19.A bicycle bought for ₹280 is sold at a loss of 20%. What is the selling price (in ₹)?
20. 20.Diya puts ₹7000 in a bank at 13% simple interest per year. How much will she have after 5 years (in ₹)?
21. 21.The simple interest on ₹18300 for 2 years is ₹732. What is the rate of interest (% per year)?
22. 22.Rohan is 9 years older than Pooja. In 9 years, the sum of their ages will be 43. How old is Pooja now?
23. 23.Find the amount when ₹24064 is invested at 25% per year compound interest for 3 years (in ₹).
24. 24.Meera can finish a job in 30 days and Arjun in 6 days. Meera works alone for 25 days and then stops. Arjun finishes the rest. How many days does Arjun take?
25. 25.In 4 years, Arjun will be three times as old as Arjun was 4 years ago. How old is Arjun now?
26. 26.In 15 years, Saanvi will be twice as old as Saanvi was 3 years ago. How old is Saanvi now?
27. 27.3 years ago, Diya’s mother was twice as old as Diya. The mother is 9 years old now. How old is Diya now?
28. 28.In 5 years, Aarav will be three times as old as Aarav was 5 years ago. How old is Aarav now?
29. 29.A pressure cooker is marked at ₹940. The shop gives a 5% discount. How much do you pay (in ₹)?
30. 30.Find the amount when ₹25000 is invested at 4% per year compound interest for 2 years (in ₹).
31. 31.In how many years will ₹8900 earn ₹1068 as simple interest at 4% per year?
32. 32.A bus runs at 38 km/h. How far does it go in 90 minutes (in km)?
33. 33.Ananya can finish a job in 9 days and Aarav in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.Find the amount when ₹36875 is invested at 20% per year compound interest for 3 years (in ₹).
35. 35.Kabir cycles to his school at 30 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)?
36. 36.Find the simple interest on ₹18500 at 12% per year for 1 year (in ₹).
37. 37.After a 10% discount, a school bag costs ₹270. What was its marked price (in ₹)?
38. 38.A shop sells 1860 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
39. 39.Diya puts ₹5100 in a bank at 3% simple interest per year. How much will she have after 1 year (in ₹)?
40. 40.A shop sells an average of 62 kg of sugar a day for 4 days, and then 42 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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