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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 919 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.Diya puts ₹7600 in a bank at 4% simple interest per year. How much will she have after 2 years (in ₹)?
  2. 2.A bus runs at 60 km/h. How far does it go in 45 minutes (in km)?
  3. 3.Isha can finish a job in 11 days and Ananya in 17 days. What fraction of the job do they finish if they work together for 3 days? =
  4. 4.A shopkeeper buys a table fan for ₹500 and sells it for ₹250. Find the loss percent.
  5. 5.A town has 1920 people. Its population grows by 15%. How many people live there now?
  6. 6.A bicycle bought for ₹1080 is sold at a profit of 5%. What is the selling price (in ₹)?
  7. 7.The price of a school bag changes from ₹1700 to ₹2550. By what percent did it go up?
  8. 8.Change 108 km/h into metres per second.
  9. 9.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
  10. 10.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
  11. 11.Find the simple interest on ₹17300 at 12% per year for 1 year (in ₹).
  12. 12.The average of 6 numbers is 60. When one more number is added, the average becomes 62. What number was added?
  13. 13.A shopkeeper buys a school bag for ₹260 and sells it for ₹221. Find the loss percent.
  14. 14.Rohan’s father is three times as old as Rohan. The sum of their ages is 48 years. How old is the father?
  15. 15.The price of a school bag changes from ₹2100 to ₹2625. By what percent did it go up?
  16. 16.In 30 years, Aarav will be three times as old as Aarav was 6 years ago. How old is Aarav now?
  17. 17.What sum of money earns ₹202 simple interest in 1 year at 2% per year (in ₹)?
  18. 18.By selling a pressure cooker for ₹1144, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
  19. 19.The average weight of 8 children is 45 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A table fan marked at ₹960 is sold for ₹480. What is the discount percent?
  21. 21.By selling a bicycle for ₹738, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
  22. 22.Find the compound interest on ₹20000 at 5% per year for 2 years, added every year (in ₹).
  23. 23.Find the amount when ₹8750 is invested at 12% per year compound interest for 2 years (in ₹).
  24. 24.The price of a bicycle is ₹4640. It goes up by 20%. What is the new price (in ₹)?
  25. 25.A study lamp is marked at ₹3360. The shop gives a 20% discount. How much do you pay (in ₹)?
  26. 26.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
  27. 27.Diya and Tara together finish a job in 3 days. Diya alone takes 4 days. How many days would Tara take alone?
  28. 28.The simple interest on ₹2600 for 5 years is ₹520. What is the rate of interest (% per year)?
  29. 29.Ananya can finish a job in 10 days and Aditya in 20 days. Ananya works alone for 6 days and then stops. Aditya finishes the rest. How many days does Aditya take?
  30. 30.What sum of money earns ₹224 simple interest in 1 year at 2% per year (in ₹)?
  31. 31.By selling a school bag for ₹2400, a shopkeeper makes a profit of 50%. What did the school bag cost the shopkeeper (in ₹)?
  32. 32.Find the simple interest on ₹17100 at 7% per year for 5 years (in ₹).
  33. 33.The average weight of 8 children is 34 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.In how many years will ₹900 earn ₹108 as simple interest at 3% per year?
  35. 35.The price of a school bag changes from ₹2980 to ₹1490. By what percent did it come down?
  36. 36.By selling a school bag for ₹725, a shopkeeper makes a profit of 25%. What did the school bag cost the shopkeeper (in ₹)?
  37. 37.A town has 4720 people. Its population grows by 40%. How many people live there now?
  38. 38.A price goes up by 50% and then comes down by 30%. By what percent has it gone up in all? =
  39. 39.Kabir cycles to his school at 12 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)?
  40. 40.Change 90 km/h into metres per second.

Answer key

  1. 8208
  2. 45
  3. 84/187
  4. 50
  5. 2208
  6. 1134
  7. 50
  8. 30
  9. 62.5
  10. 16
  11. 2076
  12. 74
  13. 15
  14. 36
  15. 25
  16. 24
  17. 10100
  18. 1040
  19. 42
  20. 50
  21. 820
  22. 2050
  23. 10976
  24. 5568
  25. 2688
  26. 28
  27. 12
  28. 4
  29. 8
  30. 11200
  31. 1600
  32. 5985
  33. 32
  34. 4
  35. 50
  36. 580
  37. 6608
  38. 5
  39. 15
  40. 25

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