Subject
Bank Exam
Topic
Bangladesh Bank AD 2012
Which one of the following numbers can be removed from the set S = {0, 2, 4, 5, 9} without changing the average of the elements of the set S?
Which one of the following numbers can be removed from the set S = {0, 2, 4, 5, 9} without changing the average of the elements of the set S?
ক)
2খ)
5গ)
9ঘ)
4Explanation
The average of set S=(0+2+4+5+9)/5=20/5=4 Without changing the average of the elements of the set S we deduct 4 from 20 If one number removed from set S =(20-4)/4=16/4=4Related questions
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