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Q)

The total number of ways in which six '+' and four '-' signs can be arranged in a line such that no two signs '-' occur together is

$\begin{array}{1 1}(A)\;35\\(B)\;37\\(C)\;39\\(D)\;41\end{array} $

Do it question again by using permutation
commented Sep 1, 2018 by akn2011032

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