Question : The number X is 60% of the average of 20, 28 and 36. What is the value of the number X?
Option 1: 29.5
Option 2: 16.8
Option 3: 25.6
Option 4: 15.5
Correct Answer: 16.8
Solution :
The value of the number X. The average of 20, 28, and 36 is:
Average = $\frac{20 + 28 + 36}{3}$ = 28
So, the number X is 60% of this average.
⇒ X = 0.60 × 28 = 16.8
Hence, the correct answer is 16.8.
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