Question : What is the average of prime numbers between 12 and 25?
Option 1: 20
Option 2: 24
Option 3: 23
Option 4: 18
Correct Answer: 18
Solution :
The prime numbers between 12 and 25 are = 13, 17, 19, and 23
So, the average of these numbers = $\frac{13+17+19+23}{4}$ = $\frac{72}{4}$ = 18
Hence, the correct answer is 18.
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