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2 June, 02:51

A farmhouse shelters 11 animals. Some are goats and some are ducks. Altogether there are 34 legs. How many of each animal are there?

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  1. 2 June, 03:06
    0
    There could be lots of answers. I'm going with 5 goats and 7 ducks.
  2. 2 June, 03:11
    0
    X=goats y=ducks 4x+2y=34 x+y=11 - y - y x=11-y 4 (11-y) + 2y=34 44-4y+2y=34 44-2y=34 - 44 - 44 - 2y=10 / 2 / 2 y=5 x+y=11 x+5=11 - 5 - 5 x=6 goats=6 ducks=5
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