GATE Mechanical Engineering (ME) 2017 Shift 2 Solved Paper

Question : 6 of 65

Marks: +1, -0

X bullocks and Y tractors take 8 days to plough a field. If we halve the number of bullocks and double the number of tractors, it takes 5 days to plough the same field. How many days will it take X bullocks alone to plough the field?