The average salary per head of the entire staff of an office including the officers and clerks is ₹ 90. The average salary of officers is ₹ 600 and that of the clerks is ₹ 84. If the number of officers is 2, find the number of officers in the office?
A. 1540
B. 960
C. 840
D. 1020
Answer:D
The average salary per head of the entire staff of an office including the officers and clerks is ₹ 90. The average salary of officers is ₹ 600 and that of the clerks is ₹ 84. If the number of officers is 2, find the number of officers in the office?
A. 1540 B. 960 C. 840 D. 1020