Unitary Method Worksheet

Quantitative aptitude lesson 7: Unitary method · Set 399 · 40 questions

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.

1. 1.If 5 mangoes cost ₹185, how much do 10 mangoes cost (in ₹)?
2. 2.A hostel has enough food for 3 students for 18 days. How many days will the same food last for 2 students?
3. 3.A car goes 133 km on 7 litres of petrol. How far can it go on 17 litres (in km)?
4. 4.If 3 kg of rice costs ₹147, how many kg can you buy for ₹588?
5. 5.If 4 cricket balls cost ₹216, how much do 20 cricket balls cost (in ₹)?
6. 6.A car goes 110 km on 10 litres of petrol. How far can it go on 27 litres (in km)?
7. 7.If 10 bottles of juice cost ₹530, how much do 12 bottles of juice cost (in ₹)?
8. 8.2 painters can paint a school in 26 days. How many days would 4 painters take, working at the same speed?
9. 9.If 2 kg of rice costs ₹72, how many kg can you buy for ₹504?
10. 10.If 5 kg of rice costs ₹415, how many kg can you buy for ₹249?
11. 11.2 painters can paint a school in 10 days. How many days would 10 painters take, working at the same speed?
12. 12.A car goes 92 km on 4 litres of petrol. How far can it go on 2 litres (in km)?
13. 13.A car goes 165 km on 11 litres of petrol. How far can it go on 5 litres (in km)?
14. 14.A hostel has enough food for 2 students for 10 days. How many days will the same food last for 10 students?
15. 15.A car goes 275 km on 11 litres of petrol. How far can it go on 14 litres (in km)?
16. 16.A hostel has enough food for 2 students for 13 days. How many days will the same food last for 13 students?
17. 17.If 12 mangoes cost ₹108, how much do 16 mangoes cost (in ₹)?
18. 18.If 2 kg of rice costs ₹178, how many kg can you buy for ₹1335?
19. 19.If 8 kg of rice costs ₹688, how many kg can you buy for ₹258?
20. 20.If 4 pens cost ₹116, how much do 20 pens cost (in ₹)?
21. 21.A hostel has enough food for 7 students for 4 days. How many days will the same food last for 4 students?
22. 22.A hostel has enough food for 3 students for 27 days. How many days will the same food last for 9 students?
23. 23.If 9 kg of rice costs ₹558, how many kg can you buy for ₹868?
24. 24.11 painters can paint a school in 30 days. How many days would 10 painters take, working at the same speed?
25. 25.If 4 erasers cost ₹188, how much do 3 erasers cost (in ₹)?
26. 26.If 6 kg of rice costs ₹138, how many kg can you buy for ₹253?
27. 27.7 painters can paint a school in 27 days. How many days would 21 painters take, working at the same speed?
28. 28.A car goes 220 km on 10 litres of petrol. How far can it go on 19 litres (in km)?
29. 29.If 5 kg of rice costs ₹170, how many kg can you buy for ₹238?
30. 30.If 4 kg of rice costs ₹252, how many kg can you buy for ₹819?
31. 31.If 10 bottles of juice cost ₹100, how much do 11 bottles of juice cost (in ₹)?
32. 32.4 painters can paint a school in 29 days. How many days would 2 painters take, working at the same speed?
33. 33.If 9 notebooks cost ₹315, how much do 3 notebooks cost (in ₹)?
34. 34.If 4 kg of rice costs ₹280, how many kg can you buy for ₹210?
35. 35.10 painters can paint a school in 17 days. How many days would 17 painters take, working at the same speed?
36. 36.If 6 kg of rice costs ₹414, how many kg can you buy for ₹897?
37. 37.A car goes 50 km on 2 litres of petrol. How far can it go on 20 litres (in km)?
38. 38.If 7 bottles of juice cost ₹392, how much do 11 bottles of juice cost (in ₹)?
39. 39.If 7 kg of rice costs ₹322, how many kg can you buy for ₹184?
40. 40.If 5 pens cost ₹195, how much do 12 pens cost (in ₹)?

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