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BALTIC-WAY 1991 Problem 3

    There are 20 cats priced from $12\$ 12 to $15\$ 15 and 20 sacks priced from 10 cents to $1\$ 1 for sale (all prices are different). Prove that each of two boys, John and Peter, can buy a cat in a sack paying the same amount of money.

    Dataset text NuminaMath olympiads. Quoted with source.

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    Locator baltic-way/1991/p3 · Tag AABEY6SCNH · Edit this page on GitHub · Keys: j next, k previous