A man has some hens and cows. If the number of heads be 48 and number of feet equals 140, then the number of hens will be:

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Solution

The correct option is A 26
Let, there be x hens and y cows
Then, x + y = 48 ........ (1)
and, 2x + 4y = 140 ........ (2)
Solving (1) and (2), we get x = 25

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A man has some hens and cows. If the number of heads be 48 and number of feet equals 140, then the number of hens will be:

The correct option is A 26Let, there be x hens and y cows Then, x + y = 48 ........ (1) and, 2x + 4y = 140 ........ (2) Solving (1) and (2), we get x = 25

The correct option is A 26
Let, there be x hens and y cows
Then, x + y = 48 ........ (1)
and, 2x + 4y = 140 ........ (2)
Solving (1) and (2), we get x = 25