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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 678 · 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.

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  1. 1.By selling a table fan for ₹160, a shopkeeper makes a loss of 50%. What did the table fan cost the shopkeeper (in ₹)?
  2. 2.In 2 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  3. 3.In 26 years, Kabir will be twice as old as Kabir was 5 years ago. How old is Kabir now?
  4. 4.Saanvi is 4 years older than Kabir. In 4 years, the sum of their ages will be 26. How old is Kabir now?
  5. 5.A pressure cooker is marked at ₹2480. The shop gives a 50% discount. How much do you pay (in ₹)?
  6. 6.Pooja works three times as fast as Tara. Together they finish a job in 7 days. How many days would Tara take alone?
  7. 7.In how many years will ₹6100 earn ₹732 as simple interest at 6% per year?
  8. 8.In 24 years, Karan will be three times as old as Karan was 6 years ago. How old is Karan now?
  9. 9.After a 40% discount, a cricket bat costs ₹1980. What was its marked price (in ₹)?
  10. 10.Change 54 km/h into metres per second.
  11. 11.A car runs for 1 hour at 37 km/h and then for 3 hours at 41 km/h. What is its average speed for the whole journey (in km/h)?
  12. 12.The simple interest on ₹15300 for 1 year is ₹1683. What is the rate of interest (% per year)?
  13. 13.Find the simple interest on ₹5600 at 4% per year for 5 years (in ₹).
  14. 14.Kabir cycles to his school at 12 km/h and comes back by the same road at 24 km/h. What is his average speed for the whole trip (in km/h)?
  15. 15.Find the amount when ₹13000 is invested at 10% per year compound interest for 3 years (in ₹).
  16. 16.By selling a study lamp for ₹1050, a shopkeeper makes a profit of 5%. What did the study lamp cost the shopkeeper (in ₹)?
  17. 17.After a 50% discount, a study lamp costs ₹2380. What was its marked price (in ₹)?
  18. 18.Find the compound interest on ₹17100 at 10% per year for 2 years, added every year (in ₹).
  19. 19.Change 108 km/h into metres per second.
  20. 20.A shopkeeper buys a bicycle for ₹380 and sells it for ₹361. Find the loss percent.
  21. 21.Diya puts ₹3000 in a bank at 9% simple interest per year. How much will she have after 3 years (in ₹)?
  22. 22.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 39 years. How old is the father?
  23. 23.Kavya can finish a job in 4 days and Rahul in 10 days. Kavya works alone for 2 days and then stops. Rahul finishes the rest. How many days does Rahul take?
  24. 24.Change 90 km/h into metres per second.
  25. 25.A shop sells an average of 29 kg of sugar a day for 2 days, and then 35 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.Farhan works three times as fast as Ananya. Together they finish a job in 3 days. How many days would Ananya take alone?
  27. 27.What sum of money earns ₹890 simple interest in 2 years at 5% per year (in ₹)?
  28. 28.The price of a school bag changes from ₹720 to ₹432. By what percent did it come down?
  29. 29.By selling a pair of shoes for ₹1155, a shopkeeper makes a profit of 5%. What did the pair of shoes cost the shopkeeper (in ₹)?
  30. 30.A watch bought for ₹1440 is sold at a loss of 5%. What is the selling price (in ₹)?
  31. 31.Find the compound interest on ₹25000 at 4% per year for 2 years, added every year (in ₹).
  32. 32.A bus runs at 74 km/h. How far does it go in 90 minutes (in km)?
  33. 33.A shopkeeper buys a watch for ₹80 and sells it for ₹100. Find the profit percent.
  34. 34.Nisha can finish a job in 10 days and Tara in 16 days. Nisha works alone for 5 days and then stops. Tara finishes the rest. How many days does Tara take?
  35. 35.In how many years will ₹15100 earn ₹4530 as simple interest at 6% per year?
  36. 36.Find the compound interest on ₹14592 at 25% per year for 3 years, added every year (in ₹).
  37. 37.What is the difference between the compound interest and the simple interest on ₹45000 at 12% per year for 2 years (in ₹)?
  38. 38.The price of a school bag changes from ₹400 to ₹360. By what percent did it come down?
  39. 39.A bicycle marked at ₹2940 is sold for ₹2205. What is the discount percent?
  40. 40.Find the compound interest on ₹44375 at 12% per year for 2 years, added every year (in ₹).

Answer key

  1. 320
  2. 10
  3. 36
  4. 7
  5. 1240
  6. 28
  7. 2
  8. 21
  9. 3300
  10. 15
  11. 40
  12. 11
  13. 1120
  14. 16
  15. 17303
  16. 1000
  17. 4760
  18. 3591
  19. 30
  20. 5
  21. 3810
  22. 26
  23. 5
  24. 25
  25. 33
  26. 12
  27. 8900
  28. 40
  29. 1100
  30. 1368
  31. 2040
  32. 111
  33. 25
  34. 8
  35. 5
  36. 13908
  37. 648
  38. 10
  39. 25
  40. 11289

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