Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 446 · 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 compound interest on ₹26000 at 10% per year for 3 years, added every year (in ₹).
2. 2.Find the simple interest on ₹9000 at 8% per year for 3 years (in ₹).
3. 3.After a 50% discount, a bicycle costs ₹750. What was its marked price (in ₹)?
4. 4.Kabir cycles to his school at 42 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
5. 5.The average of 9 numbers is 30. When one more number is added, the average becomes 33. What number was added?
6. 6.Find the compound interest on ₹11200 at 15% per year for 2 years, added every year (in ₹).
7. 7.Ananya’s father is five times as old as Ananya. The sum of their ages is 78 years. How old is Ananya?
8. 8.A bicycle bought for ₹80 is sold at a loss of 10%. What is the selling price (in ₹)?
9. 9.Diya puts ₹15400 in a bank at 2% simple interest per year. How much will she have after 2 years (in ₹)?
10. 10.Dev works twice as fast as Priya. Together they finish a job in 3 days. How many days would Priya take alone?
11. 11.Find the compound interest on ₹20750 at 20% per year for 2 years, added every year (in ₹).
12. 12.Find the simple interest on ₹17800 at 10% per year for 4 years (in ₹).
13. 13.A price goes up by 15% and then goes up by 25% more. By what percent has it gone up in all? =
14. 14.What is the difference between the compound interest and the simple interest on ₹10000 at 5% per year for 2 years (in ₹)?
15. 15.A price comes down by 15% and then comes down by 50% more. By what percent has it come down in all? =
16. 16.Isha can finish a job in 9 days and Dev in 8 days. What fraction of the job do they finish if they work together for 3 days? =
17. 17.3 years ago, Diya’s mother was twice as old as Diya. The mother is 11 years old now. How old is Diya now?
18. 18.By selling a pressure cooker for ₹1159, a shopkeeper makes a loss of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
19. 19.Find the simple interest on ₹4200 at 15% per year for 5 years (in ₹).
20. 20.What is the difference between the compound interest and the simple interest on ₹18900 at 20% per year for 2 years (in ₹)?
21. 21.After a 5% discount, a bicycle costs ₹969. What was its marked price (in ₹)?
22. 22.The price of a school bag changes from ₹2840 to ₹3266. By what percent did it go up?
23. 23.A shopkeeper buys a bicycle for ₹580 and sells it for ₹870. Find the profit percent.
24. 24.3 years ago, Priya’s mother was four times as old as Priya. The mother is 19 years old now. How old is Priya now?
25. 25.The price of a school bag changes from ₹2380 to ₹1666. By what percent did it come down?
26. 26.Zoya can finish a job in 6 days and Rohan in 5 days. What fraction of the job do they finish if they work together for 1 day? =
27. 27.A shopkeeper buys a bicycle for ₹1400 and sells it for ₹1050. Find the loss percent.
28. 28.By selling a cricket bat for ₹832, a shopkeeper makes a profit of 30%. What did the cricket bat cost the shopkeeper (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹2500 at 4% per year for 2 years (in ₹)?
30. 30.Manav can finish a job in 11 days and Ishaan in 7 days. What fraction of the job do they finish if they work together for 1 day? =
31. 31.A shopkeeper buys a pair of shoes for ₹1020 and sells it for ₹714. Find the loss percent.
32. 32.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
33. 33.Dev can finish a job in 19 days and Aditya in 15 days. What fraction of the job do they finish if they work together for 3 days? =
34. 34.Saanvi is 10 years older than Isha. In 2 years, the sum of their ages will be 74. How old is Isha now?
35. 35.Dev can finish a job in 12 days and Ananya in 20 days. What fraction of the job do they finish if they work together for 3 days? =
36. 36.Nisha can finish a job in 4 days and Priya in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
37. 37.What is the difference between the compound interest and the simple interest on ₹22400 at 5% per year for 2 years (in ₹)?
38. 38.10 years ago, Aditya’s mother was three times as old as Aditya. The mother is 43 years old now. How old is Aditya now?
39. 39.A school bag is marked at ₹3420. The shop gives a 5% discount. How much do you pay (in ₹)?
40. 40.In 7 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?

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