Correct option is C
Average = Total sum of all units/No. of units
Solution
The prime number between 1 to 20 are:-
= 2, 3, 5, 7, 11, 13, 17, 19
Average = (2 + 3 + 5 + 7 + 11 + 13 + 17 + 19)/8 = 77/8 =
9.625
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Question
The average of prime numbers between 1 and 20 is:
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