Question 69

The average of all the numbers between 14 and 61 which are divisible by 5 is:

Solution

Numbers between 14 and 61 which are divisible by 5 are 15, 20, 25, 30, 35, 40, 45, 50, 55, and 60.

Average of all the numbers between 14 and 61 which are divisible by 5 = $$\frac{Sum\ of\ data}{number\ of\ data}$$

= $$\frac{15+20+25+30+35+40+45+50+55+60}{10}$$

= $$\frac{375}{10}$$

= 37.5

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