the average salary of 20 workers in an office id rs. 1900 per month . if the manger’s salary is added , the average salary become rs. 2000 p.m what is the manager’s annual salary ?
Options:
| A. | Rs. 44000 |
| B. | Rs. 46000 |
| C. | Rs. 48000 |
| D. | Rs. 50000 |
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