The mean salary of 20 workers is ₹ 10,250 . If the salary of office superintendent is added , the mean will increase by ₹ 750 . Find the salary of the office superintendent.
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The mean salary of 20 workers increased by ₹750
therefore the increased salary is ₹10250+₹750
which is = ₹11000
therefore the salary of him is ₹750
therefore the increased salary is ₹10250+₹750
which is = ₹11000
therefore the salary of him is ₹750
deepanjalipande67:
We don't need mean salary . We want amount of his salary .
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2
26000. Is the answer
Please explain.
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