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Circle of Children

Math brain teasers require computations to solve.

 

Puzzle ID:#23713
Fun:*** (2.82)
Difficulty:** (1.27)
Category:Math
Submitted By:sk8ergrlAus*****
Corrected By:shenqiang

 

 

 



A number of children are standing in a circle. They are evenly spaced and the 7th child is directly opposite the 18th child. How many children are there altogether?

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Answer

22; in half of the circle there are 11 children because 18-7=11. Multiply 11x2=22!
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