Question 45

The median ofthe first 20 prime numbers is

Solution

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First 20 prime numbers = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71

Thus, median is mean of 10th and 11th value = $$\frac{(29+31)}{2}$$

= $$\frac{60}{2}=30$$

=> Ans - (D)

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