In a square garden of side 10 m, a ladybird sets off from and moves along edge at 30 cm per minute. At the same time, a spider sets off from and moves along edge at 40 cm per minute.
What will be the shortest distance between them, in metres?
Select one option, then click Submit.
5
6
5\sqrt{2}
8
10
Select an option, then submit.
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Senior Mathematical Challenge 2019 (2019)
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