Mathematics · Averages
The average monthly salary of some workers in a factory is ₹ 28,500. When four workers whose average monthly salary is ₹ 25,600 left the factory and three workers whose monthly salary is ₹ 34,400 joined the factory, the average monthly salary of workers in the factory now increases by ₹ 1,172. The number of worke rs initially in the factory was:
- 132
- 224
- 328
- 426✓
Correct answer
26
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