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Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 415 · 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.A car goes 18 km on 2 litres of petrol. How far can it go on 34 litres (in km)?
  2. 2.A car goes 192 km on 12 litres of petrol. How far can it go on 5 litres (in km)?
  3. 3.3 painters can paint a school in 11 days. How many days would 11 painters take, working at the same speed?
  4. 4.If 9 notebooks cost ₹450, how much do 10 notebooks cost (in ₹)?
  5. 5.6 painters can paint a school in 10 days. How many days would 3 painters take, working at the same speed?
  6. 6.A hostel has enough food for 8 students for 25 days. How many days will the same food last for 4 students?
  7. 7.If 2 mangoes cost ₹116, how much do 8 mangoes cost (in ₹)?
  8. 8.A car goes 180 km on 10 litres of petrol. How far can it go on 38 litres (in km)?
  9. 9.A hostel has enough food for 4 students for 13 days. How many days will the same food last for 2 students?
  10. 10.If 9 pencil boxes cost ₹270, how much do 5 pencil boxes cost (in ₹)?
  11. 11.A car goes 240 km on 10 litres of petrol. How far can it go on 38 litres (in km)?
  12. 12.A car goes 45 km on 5 litres of petrol. How far can it go on 37 litres (in km)?
  13. 13.If 5 bottles of juice cost ₹100, how much do 6 bottles of juice cost (in ₹)?
  14. 14.If 4 mangoes cost ₹140, how much do 2 mangoes cost (in ₹)?
  15. 15.12 painters can paint a school in 19 days. How many days would 4 painters take, working at the same speed?
  16. 16.A hostel has enough food for 9 students for 15 days. How many days will the same food last for 5 students?
  17. 17.A car goes 90 km on 5 litres of petrol. How far can it go on 9 litres (in km)?
  18. 18.A car goes 168 km on 12 litres of petrol. How far can it go on 34 litres (in km)?
  19. 19.A hostel has enough food for 7 students for 17 days. How many days will the same food last for 17 students?
  20. 20.If 3 kites cost ₹135, how much do 12 kites cost (in ₹)?
  21. 21.2 painters can paint a school in 21 days. How many days would 6 painters take, working at the same speed?
  22. 22.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
  23. 23.A hostel has enough food for 3 students for 20 days. How many days will the same food last for 6 students?
  24. 24.2 painters can paint a school in 4 days. How many days would 4 painters take, working at the same speed?
  25. 25.A car goes 135 km on 9 litres of petrol. How far can it go on 28 litres (in km)?
  26. 26.If 7 pens cost ₹112, how much do 14 pens cost (in ₹)?
  27. 27.A hostel has enough food for 12 students for 7 days. How many days will the same food last for 4 students?
  28. 28.A car goes 51 km on 3 litres of petrol. How far can it go on 8 litres (in km)?
  29. 29.If 10 bottles of juice cost ₹220, how much do 17 bottles of juice cost (in ₹)?
  30. 30.2 painters can paint a school in 30 days. How many days would 20 painters take, working at the same speed?
  31. 31.A hostel has enough food for 4 students for 27 days. How many days will the same food last for 2 students?
  32. 32.8 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
  33. 33.If 11 bottles of juice cost ₹638, how much do 5 bottles of juice cost (in ₹)?
  34. 34.A car goes 63 km on 3 litres of petrol. How far can it go on 20 litres (in km)?
  35. 35.A hostel has enough food for 9 students for 30 days. How many days will the same food last for 15 students?
  36. 36.If 9 kg of rice costs ₹288, how many kg can you buy for ₹160?
  37. 37.If 7 kg of rice costs ₹196, how many kg can you buy for ₹84?
  38. 38.If 2 cricket balls cost ₹114, how much do 6 cricket balls cost (in ₹)?
  39. 39.If 8 bottles of juice cost ₹408, how much do 4 bottles of juice cost (in ₹)?
  40. 40.A car goes 24 km on 3 litres of petrol. How far can it go on 40 litres (in km)?

Answer key

  1. 306
  2. 80
  3. 3
  4. 500
  5. 20
  6. 50
  7. 464
  8. 684
  9. 26
  10. 150
  11. 912
  12. 333
  13. 120
  14. 70
  15. 57
  16. 27
  17. 162
  18. 476
  19. 7
  20. 540
  21. 7
  22. 11
  23. 10
  24. 2
  25. 420
  26. 224
  27. 21
  28. 136
  29. 374
  30. 3
  31. 54
  32. 48
  33. 290
  34. 420
  35. 18
  36. 5
  37. 3
  38. 342
  39. 204
  40. 320

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