If 540 kg of grass would feed 100 cows for 9 days, then for how many days would 900 kg of grass feed 50 cows?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 30 days.
We know that,
M1D1/W1 = M2D2/W2
⇒ (100 × 9)/540 = (x × 50)/900
⇒ 5x = 150
⇒ x = 30 days