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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 546 · 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.Karan is 3 years older than Pooja. In 4 years, the sum of their ages will be 55. How old is Pooja now?
  2. 2.The price of a bicycle is ₹840. It goes up by 15%. What is the new price (in ₹)?
  3. 3.A water tank holds 3120 litres. 5% of the water is used. How many litres are left?
  4. 4.By selling a watch for ₹1475, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
  5. 5.Diya puts ₹10900 in a bank at 9% simple interest per year. How much will she have after 2 years (in ₹)?
  6. 6.The average of 9 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  7. 7.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
  8. 8.In 13 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  9. 9.The average of 5 numbers is 59. When one more number is added, the average becomes 64. What number was added?
  10. 10.Meera can finish a job in 16 days and Saanvi in 4 days. Meera works alone for 4 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
  11. 11.A table fan marked at ₹700 is sold for ₹560. What is the discount percent?
  12. 12.Marks of 4 friends in a quiz: 105, 103, 83, 69. What is their average mark?
  13. 13.The average of 9 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  14. 14.A shopkeeper buys a study lamp for ₹340 and sells it for ₹238. Find the loss percent.
  15. 15.Diya can finish a job in 16 days and Tara in 6 days. What fraction of the job do they finish if they work together for 3 days? =
  16. 16.By selling a school bag for ₹224, a shopkeeper makes a loss of 30%. What did the school bag cost the shopkeeper (in ₹)?
  17. 17.A price comes down by 25% and then comes down by 40% more. By what percent has it come down in all? =
  18. 18.Karan can finish a job in 20 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. =
  19. 19.By selling a bicycle for ₹910, a shopkeeper makes a loss of 50%. What did the bicycle cost the shopkeeper (in ₹)?
  20. 20.How many minutes does a car take to go 144 km at 64 km/h?
  21. 21.The price of a school bag changes from ₹3400 to ₹2890. By what percent did it come down?
  22. 22.A water tank holds 4700 litres. 50% of the water is used. How many litres are left?
  23. 23.Change 10 m/s into km/h.
  24. 24.Change 15 m/s into km/h.
  25. 25.Priya’s batting average after 15 innings is 48 runs. How many runs must Priya score in the next innings to raise the average to 53?
  26. 26.The average of 9 numbers is 44. When one more number is added, the average becomes 45. What number was added?
  27. 27.The simple interest on ₹12000 for 1 year is ₹1800. What is the rate of interest (% per year)?
  28. 28.A study lamp bought for ₹760 is sold at a loss of 20%. What is the selling price (in ₹)?
  29. 29.Priya and Arjun together finish a job in 2 days. Priya alone takes 3 days. How many days would Arjun take alone?
  30. 30.The average of 4 numbers is 55. When one more number is added, the average becomes 59. What number was added?
  31. 31.10 years ago, Manav’s mother was three times as old as Manav. The mother is 28 years old now. How old is Manav now?
  32. 32.A study lamp bought for ₹1480 is sold at a profit of 25%. What is the selling price (in ₹)?
  33. 33.Change 40 m/s into km/h.
  34. 34.A price comes down by 25% and then comes down by 25% more. By what percent has it come down in all? =
  35. 35.A table fan is marked at ₹2320. The shop gives a 15% discount. How much do you pay (in ₹)?
  36. 36.Tara is 8 years older than Rahul. In 8 years, the sum of their ages will be 60. How old is Rahul now?
  37. 37.In 25 years, Pooja will be twice as old as Pooja was 6 years ago. How old is Pooja now?
  38. 38.Rahul and Saanvi together finish a job in 2 days. Rahul alone takes 4 days. How many days would Saanvi take alone?
  39. 39.A table fan marked at ₹840 is sold for ₹672. What is the discount percent?
  40. 40.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =

Answer key

  1. 22
  2. 966
  3. 2964
  4. 1180
  5. 12862
  6. 79
  7. 43.75
  8. 21
  9. 89
  10. 3
  11. 20
  12. 90
  13. 51
  14. 30
  15. 11/16
  16. 320
  17. 55
  18. 180/29
  19. 1820
  20. 135
  21. 15
  22. 2350
  23. 36
  24. 54
  25. 128
  26. 54
  27. 15
  28. 608
  29. 6
  30. 75
  31. 16
  32. 1850
  33. 144
  34. 43.75
  35. 1972
  36. 18
  37. 37
  38. 4
  39. 20
  40. 28

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