Latest Sasken Aptitude Question SOLUTION: In a pet shop there are 120 eyes and 172 legs. How many birds and puppies are included in these?

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In a pet shop there are 120 eyes and 172 legs. How many birds and puppies are included in these?

Asked In Sasken (12 years ago)

Solved Rakesh Kumar Kohli Read Solution (2)

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Read Solution (2) :

Rakesh Kumar Kohli  (12 years ago)

Let there are x birds and y puppies.

Each bird and puppy has 2 eyes. Each bird has 2 legs and each puppy has 4 legs.

Then 2x+2y = 120 => x+y = 60 (i)
2x+4y = 172 => x+2y = 86 (ii)

Solving (i) and (ii) we get
y = 26 & x = 34

So birds are 34 and puppies are 26.

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aruna  (12 years ago)

34 Birds and 26 Pets

No.of pets=172-120/4-2=52/2=26
No.of birds=34

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