1.What is the probability of getting a vowel from a, e, i, o, u?
a) 1 b) 4/5 c) 2/5 d) 1/5
2.The mean of first ten natural numbers is
a) 55 b) 5.5 c) 6.5 d) 65
3.The median of the data 3, 4, 5, 6,7,3,4 is
a)5 b)3 c)4 d) 6
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Answer:
a) no of outcomes = 5
total no of alphabets = 26
probability=5/26.
b) the mean of first 1o natural numbers is 5.5
c) the median is 4.
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