Time and Work

  1. 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.

  1. If A’s 1 day’s work = 1/n , then A can finish the work in n  days.
  • III. If A can do a piece of work in n days, then A’s 1 day’s work = 1/n .

Time and Work - Exercise

Formulas

Examples

Exercise 1