00 The ratio of work done by (x + 2) men in (x-2) days to that of (x-1) men in (x + 1) days is 4: 5, the value of xis
(A) +_4
(B) 6
(C) 4
(D) 8
Answers
Answered by
1
Answer:
C
Let a man done y work in a day .
So x+2 man ' s work in x-2 days = y(x+2)(x-2)
Similarly other.
Number of men or days can't be negative
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