Question

The zoo had some lions and some parrots. The keeper counted 15 heads and 50 leags then the number of lions is

Answer 1

let the no of parrot =x
let the no of Lion =y
total no of neck =15
therefore x+y=15 eq.....1
the Lion have for leg and the parrot have2
therefore
2x +4y=50 eq......2
from eq 1and 2 we get
no of Lion =10 and no of parrot =5