In an office, totally there are 6400 employees and 65% of the total employees are males. 25% of the males in the office are at-least 50 years old. Find the number of males aged below 50 years?
Choose the correct choice from the following answers: A) 3127 B) 3128 C) 3120 D) 3122 E) 3124
Number of male employees = 6400 * 65/100= 
<gadget id="calculator">6400 * 65/100</gadget>
<output>4_160</output>
4160   Required number of male employees who are less than 50 years old= 4160 * (100 - 25)%   = 4160 * 75/100= 
<gadget id="calculator">4160 * 75/100</gadget>
<output>3_120</output>
3120.   Answer: 3120
<result>C</result>
In an office, totally there are 6400 employees and 65% of the total employees are males. 25% of the males in the office are at-least 50 years old. Find the number of males aged below 50 years?