In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

Created: 5 months ago | Updated: 3 months ago

Updated: 3 months ago

Answer :

Total number of animal is 180.

Let, the number of cow is x

so, the number of hen is 180-x

4x+2(180-x) = 420

4x+360-2x = 420

2x = 60

x = 30

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In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

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In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

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In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

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In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

Question: In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?

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Question:
In a farm there are cows and hens. If the heads are counted, they are 180 and if legs are counted, they are 420. What is the number of cows in the farm?