Question : Find the average of 12, 25, 15, 25 and 45.
Option 1: 12.4
Option 2: 22.4
Option 3: 25.4
Option 4: 24.4
Correct Answer: 24.4
Solution :
According to the question
For the numbers 12, 25, 15, 25, and 45:
Average = $\frac{\text{Sum of all number}}{\text{Total Number}}$
⇒ average = $\frac{12+25+15+25+45}{5}$ = $\frac{122}{5}$ = 24.4
Hence the correct answer is 24.4.
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