Three of the following four number-pairs are alike in a certain way and one is different. Find the odd one out.
$$7-56\longrightarrow\ 7\times\ 8=56.$$
$$23-185\longrightarrow\ 23\times\ 8\ne185.$$
$$13-104\longrightarrow\ 13\times\ 8=104.$$
$$17-136\longrightarrow\ 17\times\ 8=136.$$
So, B is correct choice.
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