Area Maze is a math and logic puzzle created by Naoki Inaba, "one of the world's most prolific inventors of logic puzzles."

How to Participate

• Find the missing value (which is denoted by the question mark in the gray area).

• You only need to know that the area of a rectangle is found by multiplying the length by the width.

• You are NOT allowed to use fractions to solve these problems. The Area Maze puzzles can be solved by using ONLY whole numbers.