A) 35
B) 15
C) 25
D) 40
Correct Answer: C
Solution :
(c): Let no. of cows = x (has 4 legs ; one head) Let no. of Parrots = y (has 2 legs; one head) \[\therefore 4x+2y=130\]; Also, \[x+y=40\] Now, solve for xYou need to login to perform this action.
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