the average monthly salary of 25 employees in an organisation is rs. 2500. if the manager ' s salary is added, then the average salary increases by rs. 200. what is the manager ' s monthly salary? Choose the most appropriate option.
A) rs . 7700
B) rs . 3618
C) rs . 3600
D) rs . 3619
E) rs . 3610
<gadget id="calculator">2_500 + 200</gadget>
<output>2_700</output>

<gadget id="calculator">25 + 1</gadget>
<output>26</output>

<gadget id="calculator">2_700 * 26</gadget>
<output>70_200</output>

<gadget id="calculator">2_500 * 25</gadget>
<output>62_500</output>

<gadget id="calculator">70_200 - 62_500</gadget>
<output>7_700</output>

<result>A</result>
the average monthly salary of 25 employees in an organisation is rs. 2500. if the manager ' s salary is added, then the average salary increases by rs. 200. what is the manager ' s monthly salary?
subtract(multiply(add(2500, 200), add(25, const_1)), multiply(2500, 25))
"manager ' s monthly salary = rs . ( 2700 * 26 - 2500 * 25 ) = rs . 7700 answer : a"