The sum of three consecutive odd numbers is 105. What is the smallest number?
A ) 45
B ) 23 ✅
C ) 25
D ) 26
Explanation:
Let the three consecutive numbers be x, x + 1, x + 2. Given that the sum of the three numbers is 72 x + x +1 + x + 2 = 72 3x + 3 = 72 3x = 72 - 3 3x = 69 x = 69/3 x = 23