Question 674348
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Hi
If 7 guys take 8 days to build a trench, 
how many guys{{{highlight(x)}}} will it take to build the trench in 1/2 day?
{{{(M[1]*T[1])/W[1] = (M[2]*T[2])/W[2]}}}
 {{{7*8d = x*(1/2)d}}}
      112 guys = x