← Practice: everyday maths lesson New set →

Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 711 · 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. 1.3 years ago, Farhan’s mother was three times as old as Farhan. The mother is 27 years old now. How old is Farhan now?
  2. 2.Find the simple interest on ₹7100 at 12% per year for 1 year (in ₹).
  3. 3.The price of a school bag changes from ₹4100 to ₹4305. By what percent did it go up?
  4. 4.The price of a school bag changes from ₹4860 to ₹3645. By what percent did it come down?
  5. 5.Priya can finish a job in 2 days and Aditya in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  6. 6.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
  7. 7.A water tank holds 960 litres. 50% of the water is used. How many litres are left?
  8. 8.A shopkeeper buys a watch for ₹1900 and sells it for ₹1330. Find the loss percent.
  9. 9.The price of a school bag changes from ₹3760 to ₹5640. By what percent did it go up?
  10. 10.A watch marked at ₹2600 is sold for ₹1950. What is the discount percent?
  11. 11.What is the difference between the compound interest and the simple interest on ₹26000 at 25% per year for 2 years (in ₹)?
  12. 12.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
  13. 13.Ananya and Nisha together finish a job in 8 days. Ananya alone takes 10 days. How many days would Nisha take alone?
  14. 14.Find the simple interest on ₹500 at 2% per year for 4 years (in ₹).
  15. 15.A bus runs at 68 km/h. How far does it go in 15 minutes (in km)?
  16. 16.The price of a bicycle is ₹1020. It goes up by 5%. What is the new price (in ₹)?
  17. 17.Rahul’s father is twice as old as Rahul. The sum of their ages is 42 years. How old is Rahul?
  18. 18.Change 25 m/s into km/h.
  19. 19.A watch marked at ₹2840 is sold for ₹2556. What is the discount percent?
  20. 20.Marks of 6 friends in a quiz: 68, 57, 47, 51, 63, 80. What is their average mark?
  21. 21.Find the compound interest on ₹28100 at 20% per year for 2 years, added every year (in ₹).
  22. 22.Arjun can finish a job in 2 days and Ananya in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  23. 23.Marks of 6 friends in a quiz: 60, 70, 47, 53, 48, 64. What is their average mark?
  24. 24.Manav and Diya together finish a job in 3 days. Manav alone takes 6 days. How many days would Diya take alone?
  25. 25.By selling a school bag for ₹264, a shopkeeper makes a profit of 10%. What did the school bag cost the shopkeeper (in ₹)?
  26. 26.A shop sells an average of 60 kg of sugar a day for 3 days, and then 27 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  27. 27.By selling a watch for ₹2028, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
  28. 28.Kabir can finish a job in 7 days and Arjun in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  29. 29.Change 40 m/s into km/h.
  30. 30.After a 10% discount, a pair of shoes costs ₹1080. What was its marked price (in ₹)?
  31. 31.Arjun’s father is four times as old as Arjun. The sum of their ages is 65 years. How old is Arjun?
  32. 32.Vivaan is 4 years older than Dev. In 10 years, the sum of their ages will be 84. How old is Dev now?
  33. 33.The price of a school bag changes from ₹3260 to ₹3423. By what percent did it go up?
  34. 34.Ananya can finish a job in 7 days and Aarav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  35. 35.A study lamp is marked at ₹680. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
  36. 36.A shopkeeper buys a school bag for ₹1980 and sells it for ₹2178. Find the profit percent.
  37. 37.Aarav’s father is twice as old as Aarav. The sum of their ages is 36 years. How old is Aarav?
  38. 38.Marks of 4 friends in a quiz: 28, 40, 18, 38. What is their average mark?
  39. 39.A pair of shoes marked at ₹2240 is sold for ₹1344. What is the discount percent?
  40. 40.After a 20% discount, a school bag costs ₹176. What was its marked price (in ₹)?

Answer key

  1. 11
  2. 852
  3. 5
  4. 25
  5. 30/17
  6. 75
  7. 480
  8. 30
  9. 50
  10. 25
  11. 1625
  12. 5853
  13. 40
  14. 40
  15. 17
  16. 1071
  17. 14
  18. 90
  19. 10
  20. 61
  21. 12364
  22. 30/17
  23. 57
  24. 6
  25. 240
  26. 38
  27. 1560
  28. 14/3
  29. 144
  30. 1200
  31. 13
  32. 30
  33. 5
  34. 70/17
  35. 306
  36. 10
  37. 12
  38. 31
  39. 40
  40. 220

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