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.If 8 notebooks cost ₹152, how much do 13 notebooks cost (in ₹)?
- 2.A car goes 91 km on 7 litres of petrol. How far can it go on 19 litres (in km)?
- 3.5 painters can paint a school in 6 days. How many days would 15 painters take, working at the same speed?
- 4.If 10 erasers cost ₹60, how much do 14 erasers cost (in ₹)?
- 5.A car goes 77 km on 7 litres of petrol. How far can it go on 31 litres (in km)?
- 6.If 8 cricket balls cost ₹200, how much do 13 cricket balls cost (in ₹)?
- 7.If 5 cricket balls cost ₹70, how much do 7 cricket balls cost (in ₹)?
- 8.If 2 pens cost ₹12, how much do 4 pens cost (in ₹)?
- 9.5 painters can paint a school in 18 days. How many days would 3 painters take, working at the same speed?
- 10.A hostel has enough food for 6 students for 16 days. How many days will the same food last for 2 students?
- 11.If 6 kg of rice costs ₹348, how many kg can you buy for ₹754?
- 12.A hostel has enough food for 6 students for 11 days. How many days will the same food last for 2 students?
- 13.If 9 kg of rice costs ₹306, how many kg can you buy for ₹238?
- 14.A hostel has enough food for 10 students for 24 days. How many days will the same food last for 5 students?
- 15.If 7 kg of rice costs ₹196, how many kg can you buy for ₹252?
- 16.A car goes 63 km on 3 litres of petrol. How far can it go on 10 litres (in km)?
- 17.If 5 kites cost ₹245, how much do 3 kites cost (in ₹)?
- 18.A hostel has enough food for 2 students for 20 days. How many days will the same food last for 20 students?
- 19.If 6 kg of rice costs ₹234, how many kg can you buy for ₹195?
- 20.If 6 pens cost ₹240, how much do 11 pens cost (in ₹)?
- 21.A car goes 84 km on 7 litres of petrol. How far can it go on 13 litres (in km)?
- 22.If 4 kg of rice costs ₹84, how many kg can you buy for ₹168?
- 23.A hostel has enough food for 11 students for 19 days. How many days will the same food last for 19 students?
- 24.A car goes 16 km on 2 litres of petrol. How far can it go on 13 litres (in km)?
- 25.A car goes 54 km on 6 litres of petrol. How far can it go on 14 litres (in km)?
- 26.2 painters can paint a school in 25 days. How many days would 10 painters take, working at the same speed?
- 27.If 11 pens cost ₹176, how much do 3 pens cost (in ₹)?
- 28.3 painters can paint a school in 26 days. How many days would 13 painters take, working at the same speed?
- 29.A car goes 60 km on 3 litres of petrol. How far can it go on 31 litres (in km)?
- 30.If 6 kg of rice costs ₹342, how many kg can you buy for ₹399?
- 31.A car goes 88 km on 8 litres of petrol. How far can it go on 17 litres (in km)?
- 32.A hostel has enough food for 5 students for 24 days. How many days will the same food last for 12 students?
- 33.If 11 kites cost ₹209, how much do 12 kites cost (in ₹)?
- 34.2 painters can paint a school in 12 days. How many days would 12 painters take, working at the same speed?
- 35.If 9 notebooks cost ₹432, how much do 6 notebooks cost (in ₹)?
- 36.A hostel has enough food for 7 students for 21 days. How many days will the same food last for 3 students?
- 37.If 3 kg of rice costs ₹210, how many kg can you buy for ₹910?
- 38.If 11 cricket balls cost ₹88, how much do 17 cricket balls cost (in ₹)?
- 39.A hostel has enough food for 4 students for 5 days. How many days will the same food last for 10 students?
- 40.A car goes 60 km on 4 litres of petrol. How far can it go on 23 litres (in km)?
Answer key
- 247
- 247
- 2
- 84
- 341
- 325
- 98
- 24
- 30
- 48
- 13
- 33
- 7
- 48
- 9
- 210
- 147
- 2
- 5
- 440
- 156
- 8
- 11
- 104
- 126
- 5
- 48
- 6
- 620
- 7
- 187
- 10
- 228
- 2
- 288
- 49
- 13
- 136
- 2
- 345
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