What is the Mode of the following data set S- {1,2,6,9,6,6,10}
Options:
(A) 9
(B) 6
(C) 10
(D) 1
(E) 2
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Mode of a set is the data point that is repeated the most number of times. In the set given, 6 is repeated. So the answer is: (B).
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Look at this series: 1.25, 7.5, ____, 270, 1620, ... What number should fill the blank?
Options:
(A) 50
(B) 65
(C) 45
(D) 55
(E) 40
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This is a simple multiplication series. Each number is 6 times greater than the previous number. So the answer is: (C).
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in how many ways can six members be selected from a group of ten members?
Options:
(A) 10C6
(B) 10C4
(C) 10C9
(D) 10C2
(E) 10C1
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Six members can be selected from ten members in
10C6 = 10C4 ways. So the answer is: (B).
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