2017 · Q38
4 goats or 6 sheep can graze a field in 50 days. 2 goats and 3 sheep will graze it in
Elementary MathematicsTime and Work
- A200 days
- B150 days
- C100 days
- D50 days
Explanation
4 goats and 6 sheep each graze the field in 50 days, so one goat grazes as much as 1.5 sheep. Then 2 goats+3 sheep = 3 sheep+3 sheep = 6 sheep, exactly the original grazing force. Hence the time is unchanged: 50 days. Option (D).