← Practice: everyday maths lesson New set →

Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 643 · 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.The price of a school bag changes from ₹4720 to ₹5192. By what percent did it go up?
  2. 2.Find the compound interest on ₹48800 at 20% per year for 2 years, added every year (in ₹).
  3. 3.Kabir cycles to his school at 42 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?
  4. 4.Diya and Ishaan together finish a job in 7 days. Diya alone takes 14 days. How many days would Ishaan take alone?
  5. 5.Meera works three times as fast as Zoya. Together they finish a job in 4 days. How many days would Zoya take alone?
  6. 6.A shopkeeper buys a pair of shoes for ₹1740 and sells it for ₹1653. Find the loss percent.
  7. 7.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
  8. 8.Change 108 km/h into metres per second.
  9. 9.Arjun can finish a job in 3 days and Vivaan in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  10. 10.Change 35 m/s into km/h.
  11. 11.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
  12. 12.A shopkeeper buys a cricket bat for ₹1380 and sells it for ₹1518. Find the profit percent.
  13. 13.A pressure cooker bought for ₹160 is sold at a loss of 20%. What is the selling price (in ₹)?
  14. 14.After a 25% discount, a cricket bat costs ₹2955. What was its marked price (in ₹)?
  15. 15.A price goes up by 50% and then goes up by 25% more. By what percent has it gone up in all? =
  16. 16.Priya’s batting average after 8 innings is 28 runs. How many runs must Priya score in the next innings to raise the average to 33?
  17. 17.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
  18. 18.A price goes up by 25% and then goes up by 20% more. By what percent has it gone up in all? =
  19. 19.A shopkeeper buys a watch for ₹1960 and sells it for ₹1764. Find the loss percent.
  20. 20.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
  21. 21.A shopkeeper buys a watch for ₹280 and sells it for ₹252. Find the loss percent.
  22. 22.A shopkeeper buys a table fan for ₹1700 and sells it for ₹1530. Find the loss percent.
  23. 23.A table fan bought for ₹1980 is sold at a profit of 20%. What is the selling price (in ₹)?
  24. 24.How many minutes does a car take to go 28 km at 35 km/h?
  25. 25.A car runs for 2 hours at 52 km/h and then for 2 hours at 80 km/h. What is its average speed for the whole journey (in km/h)?
  26. 26.Sneha is 4 years older than Kabir. In 4 years, the sum of their ages will be 68. How old is Kabir now?
  27. 27.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 48 years. How old is the father?
  28. 28.Find the simple interest on ₹700 at 6% per year for 1 year (in ₹).
  29. 29.A town has 1260 people. Its population grows by 5%. How many people live there now?
  30. 30.Change 18 km/h into metres per second.
  31. 31.Kavya can finish a job in 4 days and Meera in 9 days. What fraction of the job do they finish if they work together for 1 day? =
  32. 32.A shop sells 1420 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
  33. 33.By selling a bicycle for ₹264, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?
  34. 34.Marks of 5 friends in a quiz: 28, 33, 28, 33, 13. What is their average mark?
  35. 35.By selling a watch for ₹658, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
  36. 36.The average of 9 numbers is 60. When one more number is added, the average becomes 62. What number was added?
  37. 37.The price of a bicycle is ₹1920. It goes up by 40%. What is the new price (in ₹)?
  38. 38.Marks of 5 friends in a quiz: 57, 83, 70, 59, 81. What is their average mark?
  39. 39.How many minutes does a car take to go 105 km at 60 km/h?
  40. 40.Aarav’s father is five times as old as Aarav. The sum of their ages is 54 years. How old is the father?

Answer key

  1. 10
  2. 21472
  3. 28
  4. 14
  5. 16
  6. 5
  7. 19
  8. 30
  9. 15/8
  10. 126
  11. 62.5
  12. 10
  13. 128
  14. 3940
  15. 87.5
  16. 73
  17. 20
  18. 50
  19. 10
  20. 32.5
  21. 10
  22. 10
  23. 2376
  24. 48
  25. 66
  26. 28
  27. 40
  28. 42
  29. 1323
  30. 5
  31. 13/36
  32. 1704
  33. 240
  34. 27
  35. 940
  36. 80
  37. 2688
  38. 70
  39. 105
  40. 45

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude