the average monthly wages of group of 10 person is rs 1500 . one number of group whose monthly wages are 1350 leaves the group and is replaced by a new member whose monthly wages are 1200 . find the new average monthly wages
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One more member whose monthly salary is Rs 1500 has joined the group . Find the ... Find the mean monthly salary of 11 members of a group? 2 ... new mean = (2)/11
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