Multiple choice general knowledge math & puzzles

A natural number is halved when reduced by thirteen. Find that number!

  1. 22

  2. 24

  3. 26

  4. 28

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Let the number be $x$. The equation is $x/2 = x - 13$. Multiplying by 2 gives $x = 2x - 26$. Solving for $x$ yields $x = 26$. This is a natural number, satisfying the condition.