Question 67

What will be the average of all the prime numbers between 9 and 22?

Solution

prime numbers between 9 and 22 = 11, 13, 17, 19

average of all the prime numbers between 9 and 22 = $$\frac{sum\ of\ data}{number\ of\ data}$$

= $$\frac{11+13+17+19}{4}$$

= $$\frac{60}{4}$$

= 15

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