Question

A groups of animals contains some deer & some hens. Total no. of their heads is 15 & total no. of their legs is 50. Find no. of deer in the group.

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Answer 1

Answer:

Lets put this in mathematical form, let the number of Hens be 'H' and number of Deer be 'D' note: deer have 4 legs and hen have 2 legs Given : H + D = 15; ...