Time and Work Important formulas:

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Time and Work Important formulas:
Work from Days:
If A can do a piece of work in n days, then A’s 1 day’s work = 1/ n
Days from Work:
If A’s 1 day’s work = 1/n , then A can finish the work in n days.

Ratio:
If A is thrice as good a workman as B, then:
Ratio of work done by A and B = 3 : 1.
Ratio of times taken by A and B to finish a work = 1 : 3.

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