In a certain corporation, there are 2560 male employees and 1440 female employees.  It is known tha

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24 Apr 2018 Probability

In a certain corporation, there are 2560 male employees and 1440 female employees.  It is known that 15% of the male employees have advanced degrees and 25% of the females have advanced degrees.  If one of the employees is chosen at random, what is the probability this employee has an advanced degree?

OPtion

1) 87/500
2) 83/400
3) 89/500
4) 93/500
5) 97/500
6) 91/500
7) 99/500
8) 111/500
9) 81/500
10) None of these

Solution

Total number of employees = 2560+1440+ = 4000

Number of male employess with Adv. degree = 2560*15/100 = 384
Number of female employess with Adv. degree = 1440*25/100 = 360
Total number of employees with adv. degree = 744

Probability = 744/4000 = 93/500

Correct Option: 4 Best Solution (0)