Unitary Method Worksheet
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.A car goes 110 km on 10 litres of petrol. How far can it go on 36 litres (in km)?
- 2.If 2 notebooks cost ₹98, how much do 20 notebooks cost (in ₹)?
- 3.If 3 kites cost ₹135, how much do 19 kites cost (in ₹)?
- 4.If 6 erasers cost ₹150, how much do 4 erasers cost (in ₹)?
- 5.A hostel has enough food for 3 students for 19 days. How many days will the same food last for 19 students?
- 6.If 6 kg of rice costs ₹252, how many kg can you buy for ₹168?
- 7.If 7 erasers cost ₹77, how much do 19 erasers cost (in ₹)?
- 8.3 painters can paint a school in 25 days. How many days would 15 painters take, working at the same speed?
- 9.If 6 cricket balls cost ₹60, how much do 19 cricket balls cost (in ₹)?
- 10.A hostel has enough food for 11 students for 7 days. How many days will the same food last for 7 students?
- 11.A hostel has enough food for 2 students for 28 days. How many days will the same food last for 4 students?
- 12.If 3 pens cost ₹9, how much do 6 pens cost (in ₹)?
- 13.If 4 kg of rice costs ₹96, how many kg can you buy for ₹312?
- 14.A car goes 20 km on 2 litres of petrol. How far can it go on 28 litres (in km)?
- 15.If 4 kg of rice costs ₹336, how many kg can you buy for ₹1176?
- 16.If 9 kg of rice costs ₹180, how many kg can you buy for ₹200?
- 17.If 4 pencil boxes cost ₹76, how much do 11 pencil boxes cost (in ₹)?
- 18.A car goes 216 km on 9 litres of petrol. How far can it go on 12 litres (in km)?
- 19.If 5 kg of rice costs ₹215, how many kg can you buy for ₹473?
- 20.If 7 kg of rice costs ₹301, how many kg can you buy for ₹473?
- 21.A car goes 99 km on 11 litres of petrol. How far can it go on 9 litres (in km)?
- 22.If 2 kg of rice costs ₹100, how many kg can you buy for ₹300?
- 23.If 4 kg of rice costs ₹116, how many kg can you buy for ₹290?
- 24.If 5 erasers cost ₹70, how much do 15 erasers cost (in ₹)?
- 25.If 7 kg of rice costs ₹504, how many kg can you buy for ₹144?
- 26.7 painters can paint a school in 19 days. How many days would 19 painters take, working at the same speed?
- 27.A car goes 66 km on 3 litres of petrol. How far can it go on 22 litres (in km)?
- 28.If 4 kites cost ₹232, how much do 9 kites cost (in ₹)?
- 29.If 11 bottles of juice cost ₹429, how much do 17 bottles of juice cost (in ₹)?
- 30.If 7 erasers cost ₹84, how much do 14 erasers cost (in ₹)?
- 31.If 2 notebooks cost ₹24, how much do 5 notebooks cost (in ₹)?
- 32.A car goes 240 km on 10 litres of petrol. How far can it go on 23 litres (in km)?
- 33.If 2 kg of rice costs ₹94, how many kg can you buy for ₹705?
- 34.A car goes 72 km on 8 litres of petrol. How far can it go on 7 litres (in km)?
- 35.If 5 pens cost ₹220, how much do 3 pens cost (in ₹)?
- 36.A car goes 216 km on 9 litres of petrol. How far can it go on 22 litres (in km)?
- 37.If 4 kg of rice costs ₹132, how many kg can you buy for ₹429?
- 38.If 3 kg of rice costs ₹72, how many kg can you buy for ₹216?
- 39.A hostel has enough food for 9 students for 4 days. How many days will the same food last for 3 students?
- 40.A car goes 104 km on 8 litres of petrol. How far can it go on 10 litres (in km)?
Answer key
- 396
- 980
- 855
- 100
- 3
- 4
- 209
- 5
- 190
- 11
- 14
- 18
- 13
- 280
- 14
- 10
- 209
- 288
- 11
- 11
- 81
- 6
- 10
- 210
- 2
- 7
- 484
- 522
- 663
- 168
- 60
- 552
- 15
- 63
- 132
- 528
- 13
- 9
- 12
- 130
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