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Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 181 · 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 school bag for ₹476, a shopkeeper makes a loss of 15%. What did the school bag cost the shopkeeper (in ₹)?
  2. 2.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
  3. 3.Meera and Isha together finish a job in 11 days. Meera alone takes 22 days. How many days would Isha take alone?
  4. 4.A pressure cooker marked at ₹2660 is sold for ₹1995. What is the discount percent?
  5. 5.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
  6. 6.A cricket bat is marked at ₹416. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
  7. 7.Marks of 5 friends in a quiz: 28, 9, 33, 23, 12. What is their average mark?
  8. 8.By selling a pair of shoes for ₹161, a shopkeeper makes a profit of 15%. What did the pair of shoes cost the shopkeeper (in ₹)?
  9. 9.A school bag is marked at ₹455. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
  10. 10.After a 5% discount, a table fan costs ₹3762. What was its marked price (in ₹)?
  11. 11.By selling a watch for ₹96, a shopkeeper makes a loss of 20%. What did the watch cost the shopkeeper (in ₹)?
  12. 12.Sneha can finish a job in 17 days and Rohan in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  13. 13.Change 90 km/h into metres per second.
  14. 14.After a 10% discount, a pair of shoes costs ₹1674. What was its marked price (in ₹)?
  15. 15.Kavya is 4 years older than Meera. In 5 years, the sum of their ages will be 58. How old is Meera now?
  16. 16.Find the amount when ₹1408 is invested at 25% per year compound interest for 3 years (in ₹).
  17. 17.Kabir cycles to his school at 35 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
  18. 18.A shop sells 4240 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
  19. 19.A water tank holds 1680 litres. 30% of the water is used. How many litres are left?
  20. 20.Dev is 7 years older than Ishaan. In 10 years, the sum of their ages will be 77. How old is Ishaan now?
  21. 21.A shopkeeper buys a bicycle for ₹1280 and sells it for ₹1920. Find the profit percent.
  22. 22.Find the compound interest on ₹27500 at 12% per year for 2 years, added every year (in ₹).
  23. 23.Diya puts ₹2600 in a bank at 13% simple interest per year. How much will she have after 5 years (in ₹)?
  24. 24.A school bag bought for ₹380 is sold at a loss of 50%. What is the selling price (in ₹)?
  25. 25.A shop sells an average of 78 kg of sugar a day for 2 days, and then 24 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.A town has 4440 people. Its population grows by 40%. How many people live there now?
  27. 27.Find the compound interest on ₹29125 at 20% per year for 3 years, added every year (in ₹).
  28. 28.Diya puts ₹10600 in a bank at 12% simple interest per year. How much will she have after 3 years (in ₹)?
  29. 29.Ananya’s father is three times as old as Ananya. The sum of their ages is 48 years. How old is the father?
  30. 30.Nisha can finish a job in 12 days and Kabir in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  31. 31.By selling a school bag for ₹1932, a shopkeeper makes a profit of 5%. What did the school bag cost the shopkeeper (in ₹)?
  32. 32.A shopkeeper buys a cricket bat for ₹620 and sells it for ₹589. Find the loss percent.
  33. 33.Dev’s father is three times as old as Dev. The sum of their ages is 32 years. How old is the father?
  34. 34.A price comes down by 10% and then comes down by 20% more. By what percent has it come down in all? =
  35. 35.Zoya’s father is three times as old as Zoya. The sum of their ages is 32 years. How old is the father?
  36. 36.A table fan bought for ₹1120 is sold at a profit of 20%. What is the selling price (in ₹)?
  37. 37.Find the simple interest on ₹16900 at 2% per year for 2 years (in ₹).
  38. 38.By selling a study lamp for ₹996, a shopkeeper makes a loss of 40%. What did the study lamp cost the shopkeeper (in ₹)?
  39. 39.Diya puts ₹10100 in a bank at 2% simple interest per year. How much will she have after 1 year (in ₹)?
  40. 40.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).

Answer key

  1. 560
  2. 60
  3. 22
  4. 25
  5. 5044
  6. 156
  7. 21
  8. 140
  9. 273
  10. 3960
  11. 120
  12. 238/31
  13. 25
  14. 1860
  15. 22
  16. 2750
  17. 20
  18. 4452
  19. 1176
  20. 25
  21. 50
  22. 6996
  23. 4290
  24. 190
  25. 42
  26. 6216
  27. 21203
  28. 14416
  29. 36
  30. 12/7
  31. 1840
  32. 5
  33. 24
  34. 28
  35. 24
  36. 1344
  37. 676
  38. 1660
  39. 10302
  40. 21952

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