The average salary of the entire staff in a office is Rs 120 per mo – McqOptions

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1.	The average salary of the entire staff in a office is Rs 120 per month.The average salary of officers is Rs 460 and of non officers is Rs 110. If the number of officers is 15,then find the No of non-o
A.	230
B.	350
C.	510
D.	458
Answer» D. 458

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