Quadratic Equations

Asked by aruni_maiyer | 18th May, 2010, 07:40: PM

Expert Answer:

 If there are n children, then any one of them will receive n -1 gifts, and total n children will receive n(n-1) gifts, and which are 132.

n(n-1) = 132

n2 - n - 132 = 0

n = (1±23)/2 =12. 

There are 12 children.

Regards,

Team,

TopperLearning. 

Answered by  | 19th May, 2010, 11:46: AM

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