The average of three numbers is 35. The first number is 20% more than the second, and the third is 20% less than the second. What is the second number?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 35.
Let second number = x
First number = 1.2x
Third number = 0.8x
Sum = 1.2x + x + 0.8x = 3x = 105
⇒ x = 105/3 = 35