Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 903 · 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 simple interest on ₹8100 at 6% per year for 1 year (in ₹).
2. 2.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
3. 3.A cricket bat marked at ₹4480 is sold for ₹3136. What is the discount percent?
4. 4.A car runs for 2 hours at 67 km/h and then for 4 hours at 22 km/h. What is its average speed for the whole journey (in km/h)?
5. 5.The average of 8 numbers is 52. When one more number is added, the average becomes 57. What number was added?
6. 6.Find the amount when ₹11250 is invested at 4% per year compound interest for 2 years (in ₹).
7. 7.A price goes up by 40% and then comes down by 5%. By what percent has it gone up in all? =
8. 8.By selling a study lamp for ₹2400, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
9. 9.The price of a school bag changes from ₹1060 to ₹1325. By what percent did it go up?
10. 10.A cricket bat is marked at ₹4520. The shop gives a 20% discount. How much do you pay (in ₹)?
11. 11.The price of a school bag changes from ₹1600 to ₹2400. By what percent did it go up?
12. 12.A shopkeeper buys a pressure cooker for ₹860 and sells it for ₹774. Find the loss percent.
13. 13.A shopkeeper buys a bicycle for ₹740 and sells it for ₹925. Find the profit percent.
14. 14.What is the difference between the compound interest and the simple interest on ₹32500 at 4% per year for 2 years (in ₹)?
15. 15.A cricket bat bought for ₹1520 is sold at a profit of 10%. What is the selling price (in ₹)?
16. 16.A study lamp is marked at ₹875. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
17. 17.The simple interest on ₹8700 for 5 years is ₹6090. What is the rate of interest (% per year)?
18. 18.By selling a table fan for ₹1235, a shopkeeper makes a loss of 5%. What did the table fan cost the shopkeeper (in ₹)?
19. 19.Marks of 5 friends in a quiz: 74, 69, 57, 80, 60. What is their average mark?
20. 20.A town has 3900 people. Its population grows by 40%. How many people live there now?
21. 21.Find the amount when ₹43125 is invested at 4% per year compound interest for 2 years (in ₹).
22. 22.Change 54 km/h into metres per second.
23. 23.Find the compound interest on ₹5100 at 20% per year for 2 years, added every year (in ₹).
24. 24.In 20 years, Rohan will be three times as old as Rohan was 6 years ago. How old is Rohan now?
25. 25.By selling a cricket bat for ₹1440, a shopkeeper makes a loss of 10%. What did the cricket bat cost the shopkeeper (in ₹)?
26. 26.A shop sells an average of 30 kg of sugar a day for 5 days, and then 26 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
27. 27.The simple interest on ₹11400 for 3 years is ₹4788. What is the rate of interest (% per year)?
28. 28.How many minutes does a car take to go 135 km at 45 km/h?
29. 29.A watch is marked at ₹1520. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
30. 30.5 years ago, Sneha’s mother was four times as old as Sneha. The mother is 29 years old now. How old is Sneha now?
31. 31.A water tank holds 3660 litres. 10% of the water is used. How many litres are left?
32. 32.The price of a school bag changes from ₹3260 to ₹2934. By what percent did it come down?
33. 33.By selling a school bag for ₹2700, a shopkeeper makes a profit of 50%. What did the school bag cost the shopkeeper (in ₹)?
34. 34.A shopkeeper buys a study lamp for ₹1880 and sells it for ₹940. Find the loss percent.
35. 35.The average of 6 numbers is 21. When one more number is added, the average becomes 24. What number was added?
36. 36.A shopkeeper buys a bicycle for ₹620 and sells it for ₹496. Find the loss percent.
37. 37.Diya puts ₹16200 in a bank at 2% simple interest per year. How much will she have after 5 years (in ₹)?
38. 38.Ishaan can finish a job in 12 days and Saanvi in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.A shop sells 1700 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
40. 40.Marks of 6 friends in a quiz: 42, 44, 29, 44, 46, 29. What is their average mark?

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