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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 517 · 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 18 km/h into metres per second.
  2. 2.A shop sells 4620 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
  3. 3.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
  4. 4.Change 20 m/s into km/h.
  5. 5.A water tank holds 2380 litres. 30% of the water is used. How many litres are left?
  6. 6.After a 10% discount, a cricket bat costs ₹3222. What was its marked price (in ₹)?
  7. 7.A car runs for 3 hours at 45 km/h and then for 4 hours at 38 km/h. What is its average speed for the whole journey (in km/h)?
  8. 8.A table fan is marked at ₹600. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
  9. 9.Kabir cycles to his school at 35 km/h and comes back by the same road at 63 km/h. What is his average speed for the whole trip (in km/h)?
  10. 10.A shopkeeper buys a study lamp for ₹580 and sells it for ₹638. Find the profit percent.
  11. 11.Saanvi is 3 years older than Manav. In 9 years, the sum of their ages will be 67. How old is Manav now?
  12. 12.Zoya can finish a job in 6 days and Ananya in 30 days. Zoya works alone for 2 days and then stops. Ananya finishes the rest. How many days does Ananya take?
  13. 13.A pair of shoes is marked at ₹3700. The shop gives a 25% discount. How much do you pay (in ₹)?
  14. 14.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
  15. 15.A price goes up by 25% and then goes up by 5% more. By what percent has it gone up in all? =
  16. 16.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
  17. 17.By selling a cricket bat for ₹1176, a shopkeeper makes a profit of 20%. What did the cricket bat cost the shopkeeper (in ₹)?
  18. 18.Pooja’s father is twice as old as Pooja. The sum of their ages is 21 years. How old is Pooja?
  19. 19.After a 10% discount, a school bag costs ₹612. What was its marked price (in ₹)?
  20. 20.Diya can finish a job in 6 days and Farhan in 19 days. What fraction of the job do they finish if they work together for 1 day? =
  21. 21.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
  22. 22.Rahul’s father is three times as old as Rahul. The sum of their ages is 36 years. How old is Rahul?
  23. 23.Change 54 km/h into metres per second.
  24. 24.What is the difference between the compound interest and the simple interest on ₹8300 at 20% per year for 2 years (in ₹)?
  25. 25.After a 50% discount, a pair of shoes costs ₹710. What was its marked price (in ₹)?
  26. 26.How many minutes does a car take to go 130 km at 65 km/h?
  27. 27.Find the amount when ₹6125 is invested at 20% per year compound interest for 2 years (in ₹).
  28. 28.Kabir cycles to his school at 15 km/h and comes back by the same road at 35 km/h. What is his average speed for the whole trip (in km/h)?
  29. 29.A cricket bat bought for ₹280 is sold at a loss of 50%. What is the selling price (in ₹)?
  30. 30.Find the simple interest on ₹14100 at 7% per year for 1 year (in ₹).
  31. 31.How many minutes does a car take to go 27 km at 60 km/h?
  32. 32.Kabir cycles to his school at 70 km/h and comes back by the same road at 28 km/h. What is his average speed for the whole trip (in km/h)?
  33. 33.The simple interest on ₹3100 for 5 years is ₹1395. What is the rate of interest (% per year)?
  34. 34.Karan can finish a job in 11 days and Dev in 9 days. What fraction of the job do they finish if they work together for 1 day? =
  35. 35.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
  36. 36.Change 90 km/h into metres per second.
  37. 37.Change 15 m/s into km/h.
  38. 38.The average of 5 numbers is 41. When one more number is added, the average becomes 43. What number was added?
  39. 39.What sum of money earns ₹9840 simple interest in 4 years at 15% per year (in ₹)?
  40. 40.A watch is marked at ₹2560. The shop gives a 20% discount. How much do you pay (in ₹)?

Answer key

  1. 5
  2. 5544
  3. 55
  4. 72
  5. 1666
  6. 3580
  7. 41
  8. 270
  9. 45
  10. 10
  11. 23
  12. 20
  13. 2775
  14. 5853
  15. 31.25
  16. 32.5
  17. 980
  18. 7
  19. 680
  20. 25/114
  21. 12174
  22. 9
  23. 15
  24. 332
  25. 1420
  26. 120
  27. 8820
  28. 21
  29. 140
  30. 987
  31. 27
  32. 40
  33. 9
  34. 20/99
  35. 21952
  36. 25
  37. 54
  38. 53
  39. 16400
  40. 2048

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