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Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 12 · 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 12 pencil boxes cost ₹288, how much do 5 pencil boxes cost (in ₹)?
  2. 2.If 5 mangoes cost ₹135, how much do 7 mangoes cost (in ₹)?
  3. 3.If 3 notebooks cost ₹96, how much do 20 notebooks cost (in ₹)?
  4. 4.A car goes 156 km on 12 litres of petrol. How far can it go on 24 litres (in km)?
  5. 5.A car goes 72 km on 9 litres of petrol. How far can it go on 10 litres (in km)?
  6. 6.If 3 kg of rice costs ₹240, how many kg can you buy for ₹160?
  7. 7.A car goes 40 km on 5 litres of petrol. How far can it go on 24 litres (in km)?
  8. 8.If 3 kg of rice costs ₹81, how many kg can you buy for ₹108?
  9. 9.A car goes 120 km on 5 litres of petrol. How far can it go on 16 litres (in km)?
  10. 10.If 4 kg of rice costs ₹284, how many kg can you buy for ₹497?
  11. 11.If 6 mangoes cost ₹96, how much do 15 mangoes cost (in ₹)?
  12. 12.A hostel has enough food for 12 students for 12 days. How many days will the same food last for 18 students?
  13. 13.If 9 pens cost ₹90, how much do 6 pens cost (in ₹)?
  14. 14.9 painters can paint a school in 10 days. How many days would 15 painters take, working at the same speed?
  15. 15.If 6 kg of rice costs ₹330, how many kg can you buy for ₹550?
  16. 16.If 3 kites cost ₹48, how much do 10 kites cost (in ₹)?
  17. 17.If 4 kg of rice costs ₹92, how many kg can you buy for ₹253?
  18. 18.If 9 kg of rice costs ₹711, how many kg can you buy for ₹869?
  19. 19.If 4 mangoes cost ₹88, how much do 3 mangoes cost (in ₹)?
  20. 20.If 6 pencil boxes cost ₹258, how much do 3 pencil boxes cost (in ₹)?
  21. 21.If 4 pencil boxes cost ₹44, how much do 7 pencil boxes cost (in ₹)?
  22. 22.A car goes 22 km on 2 litres of petrol. How far can it go on 7 litres (in km)?
  23. 23.If 6 kg of rice costs ₹132, how many kg can you buy for ₹286?
  24. 24.A car goes 150 km on 6 litres of petrol. How far can it go on 17 litres (in km)?
  25. 25.If 8 kites cost ₹472, how much do 18 kites cost (in ₹)?
  26. 26.If 10 kites cost ₹410, how much do 3 kites cost (in ₹)?
  27. 27.If 8 kites cost ₹440, how much do 9 kites cost (in ₹)?
  28. 28.If 2 pens cost ₹50, how much do 3 pens cost (in ₹)?
  29. 29.A car goes 96 km on 12 litres of petrol. How far can it go on 17 litres (in km)?
  30. 30.If 6 kg of rice costs ₹276, how many kg can you buy for ₹368?
  31. 31.If 4 erasers cost ₹172, how much do 8 erasers cost (in ₹)?
  32. 32.If 2 pencil boxes cost ₹26, how much do 15 pencil boxes cost (in ₹)?
  33. 33.If 3 kg of rice costs ₹225, how many kg can you buy for ₹525?
  34. 34.A car goes 168 km on 7 litres of petrol. How far can it go on 40 litres (in km)?
  35. 35.If 8 kg of rice costs ₹280, how many kg can you buy for ₹245?
  36. 36.If 9 pencil boxes cost ₹36, how much do 11 pencil boxes cost (in ₹)?
  37. 37.If 6 kg of rice costs ₹198, how many kg can you buy for ₹99?
  38. 38.12 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
  39. 39.If 7 mangoes cost ₹182, how much do 17 mangoes cost (in ₹)?
  40. 40.9 painters can paint a school in 5 days. How many days would 3 painters take, working at the same speed?

Answer key

  1. 120
  2. 189
  3. 640
  4. 312
  5. 80
  6. 2
  7. 192
  8. 4
  9. 384
  10. 7
  11. 240
  12. 8
  13. 60
  14. 6
  15. 10
  16. 160
  17. 11
  18. 11
  19. 66
  20. 129
  21. 77
  22. 77
  23. 13
  24. 425
  25. 1062
  26. 123
  27. 495
  28. 75
  29. 136
  30. 8
  31. 344
  32. 195
  33. 7
  34. 960
  35. 7
  36. 44
  37. 3
  38. 12
  39. 442
  40. 15

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