## $$M$$ is a positive two-digit number. When the digits are reversed, the number is $$N.$$ If $$K = M + N,$$ which of the

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### $$M$$ is a positive two-digit number. When the digits are reversed, the number is $$N.$$ If $$K = M + N,$$ which of the

by Vincen » Sat Nov 27, 2021 4:50 am

00:00

A

B

C

D

E

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$$M$$ is a positive two-digit number. When the digits are reversed, the number is $$N.$$ If $$K = M + N,$$ which of the following is true?

A. $$K$$ must be even.
B. $$K$$ cannot be square.
C. $$K$$ cannot be divisible by $$13.$$
D. $$K$$ must be divisible by $$11.$$
E. If $$M$$ is even then $$K$$ must be even.