A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be:  Select the correct option:
A) 26
B) 25
C) 23
D) 22
E) 20
Let the number of hens be x and the number of cows be y.   Then, x + y = 48 .... (i)   and 2x + 4y = 140   x + 2y = 70 .... (ii)   Solving (i) and (ii) we get: x = 26, y = 22.   The required answer = 26.   26nswer is 26.
<result>A</result>
A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be: