49.--NEXT-DOOR NEIGHBOURS.

From Amusements in Mathematics by Henry Ernest Dudeney.

Mr. Jupp 39, Mrs. Jupp 34, Julia 14, and Joe 13; Mr. Simkin 42; Mrs. Simkin 40; Sophy 10; and Sammy 8.

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49.--NEXT-DOOR NEIGHBOURS.: Amusements in Mathematics by Henry Ernest Dudeney | amphi