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Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 368 · 40 questions
TalentJR

The method (Go through one): Find the value of one: divide. Multiply by the number you need. Inverse (more workers → fewer days): multiply first to find the total work, then divide.

NameDateTime takenScore ___ / 40
  1. 1.If 7 notebooks cost ₹98, how much do 13 notebooks cost (in ₹)?
  2. 2.If 2 kg of rice costs ₹98, how many kg can you buy for ₹735?
  3. 3.If 8 kg of rice costs ₹288, how many kg can you buy for ₹360?
  4. 4.If 10 cricket balls cost ₹420, how much do 11 cricket balls cost (in ₹)?
  5. 5.A hostel has enough food for 12 students for 21 days. How many days will the same food last for 14 students?
  6. 6.If 6 erasers cost ₹198, how much do 2 erasers cost (in ₹)?
  7. 7.If 6 kg of rice costs ₹474, how many kg can you buy for ₹237?
  8. 8.If 9 kg of rice costs ₹477, how many kg can you buy for ₹371?
  9. 9.A car goes 198 km on 9 litres of petrol. How far can it go on 29 litres (in km)?
  10. 10.A hostel has enough food for 10 students for 24 days. How many days will the same food last for 5 students?
  11. 11.If 5 erasers cost ₹250, how much do 13 erasers cost (in ₹)?
  12. 12.If 4 notebooks cost ₹100, how much do 19 notebooks cost (in ₹)?
  13. 13.A car goes 42 km on 3 litres of petrol. How far can it go on 33 litres (in km)?
  14. 14.A hostel has enough food for 3 students for 23 days. How many days will the same food last for 23 students?
  15. 15.If 5 bottles of juice cost ₹75, how much do 14 bottles of juice cost (in ₹)?
  16. 16.If 10 notebooks cost ₹390, how much do 6 notebooks cost (in ₹)?
  17. 17.A hostel has enough food for 6 students for 22 days. How many days will the same food last for 4 students?
  18. 18.If 5 notebooks cost ₹120, how much do 11 notebooks cost (in ₹)?
  19. 19.If 5 kg of rice costs ₹290, how many kg can you buy for ₹174?
  20. 20.If 6 erasers cost ₹156, how much do 19 erasers cost (in ₹)?
  21. 21.If 3 kg of rice costs ₹180, how many kg can you buy for ₹540?
  22. 22.If 7 kg of rice costs ₹147, how many kg can you buy for ₹84?
  23. 23.If 3 mangoes cost ₹24, how much do 8 mangoes cost (in ₹)?
  24. 24.If 5 pens cost ₹265, how much do 13 pens cost (in ₹)?
  25. 25.If 4 pens cost ₹76, how much do 7 pens cost (in ₹)?
  26. 26.A car goes 72 km on 4 litres of petrol. How far can it go on 20 litres (in km)?
  27. 27.If 12 pens cost ₹36, how much do 14 pens cost (in ₹)?
  28. 28.A hostel has enough food for 8 students for 7 days. How many days will the same food last for 4 students?
  29. 29.If 7 mangoes cost ₹294, how much do 5 mangoes cost (in ₹)?
  30. 30.A car goes 200 km on 8 litres of petrol. How far can it go on 28 litres (in km)?
  31. 31.If 3 pencil boxes cost ₹51, how much do 2 pencil boxes cost (in ₹)?
  32. 32.A hostel has enough food for 6 students for 28 days. How many days will the same food last for 21 students?
  33. 33.A car goes 120 km on 10 litres of petrol. How far can it go on 18 litres (in km)?
  34. 34.If 10 pens cost ₹510, how much do 6 pens cost (in ₹)?
  35. 35.2 painters can paint a school in 12 days. How many days would 3 painters take, working at the same speed?
  36. 36.If 10 pens cost ₹570, how much do 16 pens cost (in ₹)?
  37. 37.4 painters can paint a school in 27 days. How many days would 2 painters take, working at the same speed?
  38. 38.If 2 erasers cost ₹92, how much do 4 erasers cost (in ₹)?
  39. 39.If 4 kg of rice costs ₹224, how many kg can you buy for ₹672?
  40. 40.If 7 kg of rice costs ₹140, how many kg can you buy for ₹160?

Answer key

  1. 182
  2. 15
  3. 10
  4. 462
  5. 18
  6. 66
  7. 3
  8. 7
  9. 638
  10. 48
  11. 650
  12. 475
  13. 462
  14. 3
  15. 210
  16. 234
  17. 33
  18. 264
  19. 3
  20. 494
  21. 9
  22. 4
  23. 64
  24. 689
  25. 133
  26. 360
  27. 42
  28. 14
  29. 210
  30. 700
  31. 34
  32. 8
  33. 216
  34. 306
  35. 8
  36. 912
  37. 54
  38. 184
  39. 12
  40. 8

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