A single letter is selected at random from the work 'PROBABILITY'. The probability that it is a vowel will be
A. 4/11
B. 1/11
C. 2/11
D. 7/10
Answer: Option A
A. 4/11
B. 1/11
C. 2/11
D. 7/10
Answer: Option A
A. Field trails
B. Exhibitions
C. Competition
D. Fair
The intelligency, ability or efficiency can be measured by use of
A. Median
B. G.M.
C. Weighted H.M.
D. Geometric mean
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