The sum of three consecutive natural numbers is 18. What is the smallest of the three numbers?
Show answer & explanation
Correct answer: D
Explanation
Given:
Three consecutive natural numbers
Sum = 18
According to the formula:
The numbers = x, x+1, x+2
x + (x+1) + (x+2) = 18
3x + 3 = 18
3x = 15
x = 5
The smallest number = x = 5