← Practice: everyday maths lesson New set →

Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 649 · 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.Change 20 m/s into km/h.
  2. 2.By selling a pressure cooker for ₹551, a shopkeeper makes a loss of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
  3. 3.Find the amount when ₹14375 is invested at 4% per year compound interest for 2 years (in ₹).
  4. 4.By selling a table fan for ₹675, a shopkeeper makes a profit of 25%. What did the table fan cost the shopkeeper (in ₹)?
  5. 5.A shopkeeper buys a pair of shoes for ₹1780 and sells it for ₹1602. Find the loss percent.
  6. 6.Diya puts ₹14900 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
  7. 7.Change 30 m/s into km/h.
  8. 8.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 52 years. How old is the father?
  9. 9.A car runs for 3 hours at 71 km/h and then for 2 hours at 61 km/h. What is its average speed for the whole journey (in km/h)?
  10. 10.Dev and Ananya together finish a job in 10 days. Dev alone takes 12 days. How many days would Ananya take alone?
  11. 11.6 years ago, Pooja’s mother was four times as old as Pooja. The mother is 50 years old now. How old is Pooja now?
  12. 12.A water tank holds 3020 litres. 10% of the water is used. How many litres are left?
  13. 13.Manav’s father is three times as old as Manav. The sum of their ages is 60 years. How old is Manav?
  14. 14.The average of 9 numbers is 53. When one more number is added, the average becomes 54. What number was added?
  15. 15.Kabir cycles to his school at 30 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
  16. 16.A school bag is marked at ₹3260. The shop gives a 25% discount. How much do you pay (in ₹)?
  17. 17.The average of 7 numbers is 33. When one more number is added, the average becomes 34. What number was added?
  18. 18.By selling a study lamp for ₹925, a shopkeeper makes a profit of 25%. What did the study lamp cost the shopkeeper (in ₹)?
  19. 19.The simple interest on ₹7200 for 1 year is ₹720. What is the rate of interest (% per year)?
  20. 20.How many minutes does a car take to go 95 km at 50 km/h?
  21. 21.Find the simple interest on ₹8100 at 2% per year for 5 years (in ₹).
  22. 22.Isha’s father is five times as old as Isha. The sum of their ages is 66 years. How old is Isha?
  23. 23.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
  24. 24.The price of a school bag changes from ₹200 to ₹210. By what percent did it go up?
  25. 25.A shopkeeper buys a cricket bat for ₹440 and sells it for ₹330. Find the loss percent.
  26. 26.A shopkeeper buys a table fan for ₹1240 and sells it for ₹744. Find the loss percent.
  27. 27.Change 25 m/s into km/h.
  28. 28.What sum of money earns ₹144 simple interest in 4 years at 3% per year (in ₹)?
  29. 29.The price of a school bag changes from ₹3840 to ₹3456. By what percent did it come down?
  30. 30.Change 15 m/s into km/h.
  31. 31.A watch is marked at ₹992. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
  32. 32.Sneha is 8 years older than Rahul. In 3 years, the sum of their ages will be 46. How old is Rahul now?
  33. 33.The price of a bicycle is ₹1460. It goes up by 15%. What is the new price (in ₹)?
  34. 34.Kabir cycles to his school at 21 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
  35. 35.Meera works three times as fast as Zoya. Together they finish a job in 2 days. How many days would Zoya take alone?
  36. 36.What sum of money earns ₹12825 simple interest in 5 years at 15% per year (in ₹)?
  37. 37.A shopkeeper buys a pressure cooker for ₹1160 and sells it for ₹1508. Find the profit percent.
  38. 38.By selling a pressure cooker for ₹100, a shopkeeper makes a loss of 50%. What did the pressure cooker cost the shopkeeper (in ₹)?
  39. 39.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
  40. 40.The price of a school bag changes from ₹1780 to ₹2047. By what percent did it go up?

Answer key

  1. 72
  2. 580
  3. 15548
  4. 540
  5. 10
  6. 16986
  7. 108
  8. 39
  9. 67
  10. 60
  11. 17
  12. 2718
  13. 15
  14. 63
  15. 15
  16. 2445
  17. 41
  18. 740
  19. 10
  20. 114
  21. 810
  22. 11
  23. 62.5
  24. 5
  25. 25
  26. 40
  27. 90
  28. 1200
  29. 10
  30. 54
  31. 558
  32. 16
  33. 1679
  34. 28
  35. 8
  36. 17100
  37. 30
  38. 200
  39. 5044
  40. 15

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