Question : The average of 4 consecutive numbers is 35.5. Find the highest number among these numbers.
Option 1: 37
Option 2: 36
Option 3: 40
Option 4: 39
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Correct Answer: 37
Solution : Given, The average of 4 consecutive numbers is 35.5. Let the 4 numbers be $x,x+1,x+2\text{ and }x+3$ ⇒ $\frac{x+x+1+x+2+x+3}{4}=35.5$ ⇒ $4x + 6 = 142$ ⇒ $4x = 136$ ⇒ $x = 34$ ⇒ The highest number $=x+3 = 34+3=37$ Hence, the correct answer is 37.
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