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Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 151 · 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 2 kg of rice costs ₹172, how many kg can you buy for ₹860?
  2. 2.12 painters can paint a school in 13 days. How many days would 4 painters take, working at the same speed?
  3. 3.If 3 kg of rice costs ₹81, how many kg can you buy for ₹351?
  4. 4.If 2 bottles of juice cost ₹42, how much do 7 bottles of juice cost (in ₹)?
  5. 5.If 10 mangoes cost ₹60, how much do 13 mangoes cost (in ₹)?
  6. 6.2 painters can paint a school in 10 days. How many days would 10 painters take, working at the same speed?
  7. 7.If 7 kg of rice costs ₹399, how many kg can you buy for ₹171?
  8. 8.A hostel has enough food for 10 students for 4 days. How many days will the same food last for 5 students?
  9. 9.If 2 kg of rice costs ₹116, how many kg can you buy for ₹580?
  10. 10.A car goes 200 km on 8 litres of petrol. How far can it go on 26 litres (in km)?
  11. 11.If 5 kg of rice costs ₹150, how many kg can you buy for ₹60?
  12. 12.If 6 pencil boxes cost ₹342, how much do 13 pencil boxes cost (in ₹)?
  13. 13.A hostel has enough food for 9 students for 24 days. How many days will the same food last for 24 students?
  14. 14.If 5 kg of rice costs ₹155, how many kg can you buy for ₹248?
  15. 15.If 10 bottles of juice cost ₹90, how much do 20 bottles of juice cost (in ₹)?
  16. 16.If 3 kg of rice costs ₹93, how many kg can you buy for ₹124?
  17. 17.A car goes 80 km on 5 litres of petrol. How far can it go on 16 litres (in km)?
  18. 18.A hostel has enough food for 3 students for 4 days. How many days will the same food last for 6 students?
  19. 19.A car goes 138 km on 6 litres of petrol. How far can it go on 7 litres (in km)?
  20. 20.A car goes 64 km on 8 litres of petrol. How far can it go on 12 litres (in km)?
  21. 21.If 3 erasers cost ₹15, how much do 6 erasers cost (in ₹)?
  22. 22.If 6 notebooks cost ₹30, how much do 2 notebooks cost (in ₹)?
  23. 23.If 2 kg of rice costs ₹80, how many kg can you buy for ₹160?
  24. 24.A car goes 91 km on 7 litres of petrol. How far can it go on 18 litres (in km)?
  25. 25.A car goes 40 km on 5 litres of petrol. How far can it go on 23 litres (in km)?
  26. 26.If 3 kg of rice costs ₹168, how many kg can you buy for ₹560?
  27. 27.If 4 bottles of juice cost ₹140, how much do 14 bottles of juice cost (in ₹)?
  28. 28.If 12 kites cost ₹480, how much do 18 kites cost (in ₹)?
  29. 29.If 8 mangoes cost ₹112, how much do 7 mangoes cost (in ₹)?
  30. 30.If 2 kg of rice costs ₹88, how many kg can you buy for ₹220?
  31. 31.A car goes 138 km on 6 litres of petrol. How far can it go on 38 litres (in km)?
  32. 32.If 4 pens cost ₹148, how much do 5 pens cost (in ₹)?
  33. 33.If 4 mangoes cost ₹64, how much do 7 mangoes cost (in ₹)?
  34. 34.If 8 kg of rice costs ₹216, how many kg can you buy for ₹81?
  35. 35.If 9 kg of rice costs ₹405, how many kg can you buy for ₹135?
  36. 36.If 12 kites cost ₹408, how much do 5 kites cost (in ₹)?
  37. 37.A car goes 45 km on 5 litres of petrol. How far can it go on 38 litres (in km)?
  38. 38.If 3 mangoes cost ₹57, how much do 9 mangoes cost (in ₹)?
  39. 39.If 2 mangoes cost ₹8, how much do 3 mangoes cost (in ₹)?
  40. 40.If 7 mangoes cost ₹315, how much do 2 mangoes cost (in ₹)?

Answer key

  1. 10
  2. 39
  3. 13
  4. 147
  5. 78
  6. 2
  7. 3
  8. 8
  9. 10
  10. 650
  11. 2
  12. 741
  13. 9
  14. 8
  15. 180
  16. 4
  17. 256
  18. 2
  19. 161
  20. 96
  21. 30
  22. 10
  23. 4
  24. 234
  25. 184
  26. 10
  27. 490
  28. 720
  29. 98
  30. 5
  31. 874
  32. 185
  33. 112
  34. 3
  35. 3
  36. 170
  37. 342
  38. 171
  39. 12
  40. 90

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