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AMC 12 2018b Problem 14

  • Paper

Joey and Chloe and their daughter Zoe all have the same birthday. Joey is 11 year older than Chloe, and Zoe is exactly 11 year old today. Today is the first of the 99 birthdays on which Chloe's age will be an integral multiple of Zoe's age. What will be the sum of the two digits of Joey's age the next time his age is a multiple of Zoe's age?

(A) 7(B) 8(C) 9(D) 10(E) 11\textbf{(A) }7 \textbf{(B) }8 \textbf{(C) }9 \textbf{(D) }10 \textbf{(E) }11

Dataset text AMC 12 2000 to 2025. Quoted with source.

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E

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