**A and B rent a pasture for 10 months. A put in 80 cows for 7 months. How many can B put in for the remaining 3 months, if he pays half as much again as A?**

A. 120

B. 180

C. 200**D. 280**

Explanation:

80* 7: x* 3 = 1:1 1/2

560: 3x = 2: 3

x = 280

A. 120

B. 180

C. 200**D. 280**

Explanation:

80* 7: x* 3 = 1:1 1/2

560: 3x = 2: 3

x = 280