Multiple choice general knowledge math & puzzles

A man was asked how long was his hand. He said "it is 30cms more than half its length".How long was his hand?

  1. 45

  2. cant be determined

  3. 30

  4. 60

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

Let the hand length be L cm. The statement '30 cms more than half its length' translates to the equation L = L/2 + 30. Subtracting L/2 from both sides gives L/2 = 30, so L = 60 cm. This is a straightforward algebra problem requiring only basic equation solving.