Belt Puzzle
The Puzzle:
A magic rectangular belt always shrinks its length to 1/2 and width to 1/3 whenever its owner wishes something.
After three such wishes, its surface was 4 cm2.
What was the original length, if the original width was 9 cm?
After three such wishes, its surface was 4 cm2.
What was the original length, if the original width was 9 cm?