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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 257 · 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.In how many years will ₹14600 earn ₹1168 as simple interest at 8% per year?
  2. 2.Sneha works twice as fast as Arjun. Together they finish a job in 2 days. How many days would Arjun take alone?
  3. 3.Karan’s father is three times as old as Karan. The sum of their ages is 60 years. How old is Karan?
  4. 4.A water tank holds 1380 litres. 50% of the water is used. How many litres are left?
  5. 5.A shopkeeper buys a pressure cooker for ₹1380 and sells it for ₹2070. Find the profit percent.
  6. 6.Meera can finish a job in 24 days and Rohan in 18 days. Meera works alone for 12 days and then stops. Rohan finishes the rest. How many days does Rohan take?
  7. 7.In how many years will ₹11800 earn ₹826 as simple interest at 7% per year?
  8. 8.A water tank holds 3600 litres. 10% of the water is used. How many litres are left?
  9. 9.A shopkeeper buys a study lamp for ₹860 and sells it for ₹516. Find the loss percent.
  10. 10.A table fan bought for ₹480 is sold at a loss of 10%. What is the selling price (in ₹)?
  11. 11.What sum of money earns ₹2418 simple interest in 2 years at 13% per year (in ₹)?
  12. 12.A cricket bat bought for ₹1720 is sold at a loss of 40%. What is the selling price (in ₹)?
  13. 13.A watch marked at ₹3700 is sold for ₹2220. What is the discount percent?
  14. 14.Tara can finish a job in 8 days and Kavya in 12 days. Tara works alone for 4 days and then stops. Kavya finishes the rest. How many days does Kavya take?
  15. 15.6 years ago, Priya’s mother was twice as old as Priya. The mother is 12 years old now. How old is Priya now?
  16. 16.A shop sells 860 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
  17. 17.What sum of money earns ₹1890 simple interest in 5 years at 9% per year (in ₹)?
  18. 18.By selling a table fan for ₹432, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
  19. 19.Find the amount when ₹50000 is invested at 10% per year compound interest for 2 years (in ₹).
  20. 20.A town has 520 people. Its population grows by 10%. How many people live there now?
  21. 21.How many minutes does a car take to go 45 km at 60 km/h?
  22. 22.A shopkeeper buys a bicycle for ₹400 and sells it for ₹280. Find the loss percent.
  23. 23.Kabir cycles to his school at 84 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)?
  24. 24.Marks of 4 friends in a quiz: 52, 51, 59, 90. What is their average mark?
  25. 25.Diya puts ₹8900 in a bank at 5% simple interest per year. How much will she have after 4 years (in ₹)?
  26. 26.A town has 4280 people. Its population grows by 15%. How many people live there now?
  27. 27.Aarav can finish a job in 10 days and Isha in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  28. 28.A price goes up by 30% and then goes up by 30% more. By what percent has it gone up in all? =
  29. 29.By selling a table fan for ₹1988, a shopkeeper makes a profit of 40%. What did the table fan cost the shopkeeper (in ₹)?
  30. 30.4 years ago, Rahul’s mother was twice as old as Rahul. The mother is 14 years old now. How old is Rahul now?
  31. 31.The average of 8 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  32. 32.Change 10 m/s into km/h.
  33. 33.The price of a school bag changes from ₹4080 to ₹4488. By what percent did it go up?
  34. 34.A shopkeeper buys a pressure cooker for ₹400 and sells it for ₹340. Find the loss percent.
  35. 35.A shop sells 3700 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
  36. 36.A town has 4540 people. Its population grows by 20%. How many people live there now?
  37. 37.A pair of shoes bought for ₹1340 is sold at a loss of 15%. What is the selling price (in ₹)?
  38. 38.Change 30 m/s into km/h.
  39. 39.The price of a school bag changes from ₹2800 to ₹1960. By what percent did it come down?
  40. 40.The simple interest on ₹3400 for 1 year is ₹272. What is the rate of interest (% per year)?

Answer key

  1. 1
  2. 6
  3. 15
  4. 690
  5. 50
  6. 9
  7. 1
  8. 3240
  9. 40
  10. 432
  11. 9300
  12. 1032
  13. 40
  14. 6
  15. 9
  16. 946
  17. 4200
  18. 540
  19. 60500
  20. 572
  21. 45
  22. 30
  23. 72
  24. 63
  25. 10680
  26. 4922
  27. 30/13
  28. 69
  29. 1420
  30. 9
  31. 33
  32. 36
  33. 10
  34. 15
  35. 4070
  36. 5448
  37. 1139
  38. 108
  39. 30
  40. 8

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