1
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
Let x be the HM and y be the GM of two positive numbers m and n. If 5x = 4y, then which one of the following is correct?
2
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
If the mean of a frequency distribution is 100 and the coefficient of variation is 45%, then what is the value of the variance?
3
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
Let two events A and B be such that P(A) = L and P(B) = M. Which one of the following is correct?
4
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
For which of the following sets of numbers do the mean, median and mode have the same value?
Paper analysis
Total Questions
Mathematics
120
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