in a farm there are some cows and birds . if there are total 35 heads and 110 legs , how many cows and birds are there?
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In a farm there are some cows and birds . if there are total 35 heads and 110 legs , how many cows and birds are there?
ans: cows 20 bird 15
ans: cows 20 bird 15
tisha242:
sorry but I need full solution
first frame a linear eq
accordimg
according to given conditions
1st eq will be x+y=35
2nd eq 4x+2y=110
on solving this we get x=20 and y=15
Answered by
2
Answer: 20 Cows & 15 Birds
Step-by-step explanation: Let say number of cows = C
and number of Birds = B
Cow & Birds Have one Head Each
=> C + B = 35 Eq1
Cow has 4 legs & Birds has 2 Legs
=> 4C + 2B = 110 Eq2
Eq2 - 2 * Eq1
=> 2C = 40
=> C = 20
B = 15
20 Cows & 15 Birds
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