Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 46 · 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.The simple interest on ₹13200 for 5 years is ₹6600. What is the rate of interest (% per year)?
2. 2.By selling a watch for ₹1536, a shopkeeper makes a profit of 20%. What did the watch cost the shopkeeper (in ₹)?
3. 3.A table fan is marked at ₹2440. The shop gives a 50% discount. How much do you pay (in ₹)?
4. 4.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
5. 5.By selling a cricket bat for ₹378, a shopkeeper makes a profit of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
6. 6.A table fan is marked at ₹825. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
7. 7.Nisha can finish a job in 9 days and Dev in 16 days. What fraction of the job do they finish if they work together for 2 days? =
8. 8.A water tank holds 3660 litres. 50% of the water is used. How many litres are left?
9. 9.A town has 1440 people. Its population grows by 5%. How many people live there now?
10. 10.Diya puts ₹7900 in a bank at 9% simple interest per year. How much will she have after 3 years (in ₹)?
11. 11.Meera can finish a job in 4 days and Aarav in 13 days. What fraction of the job do they finish if they work together for 2 days? =
12. 12.A watch bought for ₹80 is sold at a loss of 10%. What is the selling price (in ₹)?
13. 13.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
14. 14.Diya puts ₹10200 in a bank at 9% simple interest per year. How much will she have after 1 year (in ₹)?
15. 15.Find the amount when ₹49824 is invested at 25% per year compound interest for 2 years (in ₹).
16. 16.Vivaan can finish a job in 8 days and Saanvi in 10 days. Vivaan works alone for 4 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
17. 17.A town has 2820 people. Its population grows by 15%. How many people live there now?
18. 18.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
19. 19.By selling a pressure cooker for ₹324, a shopkeeper makes a loss of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
20. 20.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
21. 21.A table fan is marked at ₹4440. The shop gives a 25% discount. How much do you pay (in ₹)?
22. 22.A pressure cooker is marked at ₹4120. The shop gives a 20% discount. How much do you pay (in ₹)?
23. 23.A watch marked at ₹2440 is sold for ₹1220. What is the discount percent?
24. 24.A shop sells an average of 80 kg of sugar a day for 3 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
25. 25.A cricket bat is marked at ₹850. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
26. 26.Arjun can finish a job in 18 days and Nisha in 27 days. Arjun works alone for 10 days and then stops. Nisha finishes the rest. How many days does Nisha take?
27. 27.A pressure cooker bought for ₹380 is sold at a profit of 50%. What is the selling price (in ₹)?
28. 28.Priya can finish a job in 28 days and Karan in 14 days. Priya works alone for 12 days and then stops. Karan finishes the rest. How many days does Karan take?
29. 29.Zoya and Ananya together finish a job in 10 days. Zoya alone takes 12 days. How many days would Ananya take alone?
30. 30.In 4 years, Diya will be twice as old as Diya was 4 years ago. How old is Diya now?
31. 31.A watch is marked at ₹300. The shop gives a 50% discount. How much do you pay (in ₹)?
32. 32.Marks of 6 friends in a quiz: 82, 67, 92, 78, 92, 51. What is their average mark?
33. 33.A watch bought for ₹440 is sold at a profit of 30%. What is the selling price (in ₹)?
34. 34.Change 90 km/h into metres per second.
35. 35.A shop sells an average of 69 kg of sugar a day for 6 days, and then 73 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
36. 36.After a 25% discount, a bicycle costs ₹1425. What was its marked price (in ₹)?
37. 37.A bus runs at 74 km/h. How far does it go in 30 minutes (in km)?
38. 38.Find the simple interest on ₹14800 at 4% per year for 1 year (in ₹).
39. 39.Tara and Isha together finish a job in 6 days. Tara alone takes 18 days. How many days would Isha take alone?
40. 40.Find the compound interest on ₹47200 at 15% per year for 2 years, added every year (in ₹).

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