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The ratio of the amount of work done by ...

The ratio of the amount of work done by (x-1) labours in (x+1) days and that done by (x+1) labours in (x+2) days is 5:6. Then the value of x is

A

a.12

B

b.14

C

c.8

D

d.None of the above

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The correct Answer is:
C
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