Three girls Non, Ida and Zoe, each have a box of sticks. One of the girls has a box of sticks, another of the girls a box of sticks, and another a box of sticks; however, we do not know which girl has which box.
Non places one of her sticks flat on the ground.
Then each girl places one of her sticks to the right of the previous stick in the order Ida, Zoe, Non, Ida, Zoe, Non and so on, making a long straight line.
They stop when the line is exactly long.
Which two sticks are at the beginning and at the end of the line?
Select one option, then click Submit.
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Select an option, then submit.
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