Q:
Rajeev works in the security section of a bank. Everybody in the company is either an IT person or a finance person or both. The assignment that rambo is currently working on has five people from finance and three people from IT,including him. Of the 26 finance people in his department, a total of 16 are in his section. Of the 18 IT people in his department, 10 are not in Rajeev section. There is nobody in Rajeev section who is both a finance person and an IT person. Fifteen people in his department do not belong to his section.
Questions :
1)How many IT people are there in Rajeev's department who are not a finance person and are not in Rajeev's section ?
A)1 B)3 C)5 D)8
2)what number finance people in Rajeev's department are not in his section?
A)26 B)10 C)21 D)16
Answer
Finance person in his department = 26
IT persons in his department = 18
Finance person in his section = 16
IT persons in his section = 8
Total in his section = 16+8 = 24
Total people in his depatment = 26+18 = 44
only 15 people in his dept are not in his sec
and 44-24 = 20
so 20-15 = 5 people belong to both finance and IT
Answer 1) is 'C'.
IT persons in his department = 18(total IT) - 8(section) - 5(both) = 5
Answer 2) is 'B'
Finance persons not in his section = 26 - 16 = 10
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