Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 575 · 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 pressure cooker marked at ₹1280 is sold for ₹1088. What is the discount percent?
2. 2.Meera and Diya together finish a job in 9 days. Meera alone takes 10 days. How many days would Diya take alone?
3. 3.In 15 years, Rahul will be three times as old as Rahul was 3 years ago. How old is Rahul now?
4. 4.By selling a bicycle for ₹702, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
5. 5.Isha’s batting average after 7 innings is 20 runs. How many runs must Isha score in the next innings to raise the average to 21?
6. 6.Find the amount when ₹40000 is invested at 5% per year compound interest for 3 years (in ₹).
7. 7.Find the compound interest on ₹19575 at 20% per year for 2 years, added every year (in ₹).
8. 8.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
9. 9.The average of 5 numbers is 23. When one more number is added, the average becomes 25. What number was added?
10. 10.The price of a school bag changes from ₹2900 to ₹4060. By what percent did it go up?
11. 11.In 20 years, Saanvi will be three times as old as Saanvi was 4 years ago. How old is Saanvi now?
12. 12.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
13. 13.A table fan bought for ₹1780 is sold at a loss of 30%. What is the selling price (in ₹)?
14. 14.A shopkeeper buys a study lamp for ₹1720 and sells it for ₹2580. Find the profit percent.
15. 15.Nisha can finish a job in 5 days and Pooja in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
17. 17.Find the compound interest on ₹40000 at 10% per year for 3 years, added every year (in ₹).
18. 18.Kabir cycles to his school at 30 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
19. 19.What is the difference between the compound interest and the simple interest on ₹15000 at 12% per year for 2 years (in ₹)?
20. 20.In 4 years, Tara will be twice as old as Tara was 6 years ago. How old is Tara now?
21. 21.After a 5% discount, a table fan costs ₹1615. What was its marked price (in ₹)?
22. 22.A shopkeeper buys a bicycle for ₹1260 and sells it for ₹1197. Find the loss percent.
23. 23.By selling a watch for ₹1625, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
24. 24.Saanvi can finish a job in 9 days and Kavya in 18 days. What fraction of the job do they finish if they work together for 2 days? =
25. 25.The price of a school bag changes from ₹1480 to ₹1036. By what percent did it come down?
26. 26.A price goes up by 20% and then comes down by 15%. By what percent has it gone up in all? =
27. 27.Find the simple interest on ₹7100 at 9% per year for 5 years (in ₹).
28. 28.Dev can finish a job in 17 days and Rohan in 10 days. What fraction of the job do they finish if they work together for 3 days? =
29. 29.How many minutes does a car take to go 134 km at 30 km/h?
30. 30.A watch marked at ₹1080 is sold for ₹540. What is the discount percent?
31. 31.Vivaan works three times as fast as Priya. Together they finish a job in 7 days. How many days would Priya take alone?
32. 32.2 years ago, Dev’s mother was four times as old as Dev. The mother is 50 years old now. How old is Dev now?
33. 33.Find the amount when ₹16000 is invested at 15% per year compound interest for 3 years (in ₹).
34. 34.After a 25% discount, a watch costs ₹1275. What was its marked price (in ₹)?
35. 35.In how many years will ₹10100 earn ₹2020 as simple interest at 10% per year?
36. 36.A shop sells 1480 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
37. 37.10 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 28 years old now. How old is Saanvi now?
38. 38.After a 10% discount, a study lamp costs ₹2700. What was its marked price (in ₹)?
39. 39.A shop sells 4160 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
40. 40.Diya can finish a job in 9 days and Aditya in 15 days. Diya works alone for 6 days and then stops. Aditya finishes the rest. How many days does Aditya take?

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