Problem
2024 AMC 12A Problem 14
The numbers, in order, of each row and the numbers, in order, of each column of a 5 \times 5 array of integers form an arithmetic progression of length 5{.} The numbers in positions (5, 5), \,(2,4),\,(4,3), and (3, 1) are 0, 48, 16, and 12{,} respectively. What number is in position (1, 2)? \begin{bmatrix} . & ? &.&.&. \\ .&.&.&48&.\\ 12&.&.&.&.\\ .&.&16&.&.\\ .&.&.&.&0\end{bmatrix} \textbf{(A) } 19 \qquad \textbf{(B) } 24 \qquad \textbf{(C) } 29 \qquad \textbf{(D) } 34 \qquad \textbf{(E) } 39
Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.
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)
Problem feedback
Difficulty
—