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March 5, 2015

March 5, 2015

Posted by **mar** on Friday, November 19, 2010 at 12:32am.

- math -
**Reiny**, Friday, November 19, 2010 at 9:21amlet the number of goats be x

then the number of ducks is 2x

goats:

number of heads = x

number of legs = 4x

ducks:

number of heads 2x

number of legs = 22x) = 4x

x+4x + 2x+4x 99

11x = 99

x = 9

9 goats, 18 ducks

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