God-Greet-You problem

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Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

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God-Greet-You problem

mathematics

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number games

In number game: God-Greet-You problems
For example, in “God greet you, all you 30 companions,” someone says: “If there were as many of us again and half as many more, then there would be 30 of us.” How many were there?
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