a farmer has 21 pigs and 4 pins he wants an odd number of pigs in each pin how many pigs would be in each pin?

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a farmer has 21 pigs and 4 pins he wants an odd number of pigs in each pin how many pigs would be in each pin?

u cannot use fractions or decimals please help me this thing has been driving me crazy!!

Technorati Tags: decimals, fractions

2 Responses

William B
09 Feb 2010

Make 3 pens with 5, 7, and 9 pigs each, then put another big pen around all three pens

billrussell42
09 Feb 2010

sum of 2 odd numbers is always even
sum of 2 even numbers is always even

so
sum of 4 odd numbers is always even, so no solution

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