What is the value of A if each letter represents a different digit? \[\begin{align} & \underline{\begin{align} & \text{A}~\,\,\,\text{3}\,\,\,~\,\,\,\text{B} \\ & \,\,\,\,\,\,\,\,\,\times \,\,\,\,\,\text{B} \\ \end{align}} \\ & \underline{\text{2}~\,\,\,\text{1}\,\,\,~\text{7}~~\text{B}} \\ \end{align}\]

What is the value of A if each letter represents a different digit? \[

1.	What is the value of A if each letter represents a different digit? \[\begin{align} & \underline{\begin{align} & \text{A}~\,\,\,\text{3}\,\,\,~\,\,\,\text{B} \\ & \,\,\,\,\,\,\,\,\,\times \,\,\,\,\,\text{B} \\ \end{align}} \\ & \underline{\text{2}~\,\,\,\text{1}\,\,\,~\text{7}~~\text{B}} \\ \end{align}\]
A.	3
B.	4
C.	5
D.	7
Answer» C. 5

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