Problem

2021 AMC 10B Problem 13

Let n be a positive integer and d be a digit such that the value of the numeral \underline{32d} in base n equals 263, and the value of the numeral \underline{324} in base n equals the value of the numeral \underline{11d1} in base six. What is n + d ?

\textbf{(A)} ~10 \qquad\textbf{(B)} ~11 \qquad\textbf{(C)} ~13 \qquad\textbf{(D)} ~15 \qquad\textbf{(E)} ~16


Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.


Show/Hide Problem Tags

Problem Tags: Number theory

Want to contribute problems and receive full credit? Click here to add your problem!
Please report any issues to us in our Discord server
Go to previous contest problem (SHIFT + Left Arrow) Go to next contest problem (SHIFT + Right Arrow)