Henry Ernest Dudeney/Puzzles and Curious Problems/224 - The Tank Puzzle

Puzzles and Curious Problems by Henry Ernest Dudeney: $224$

The Tank Puzzle

The area of the floor of a tank is $6$ square feet,

the water in it is $9$ inches deep.

$(1)$ How much does the water rise if a $1$ foot metal cube is put in it,

$(2)$ How much farther does it rise if another cube like it is put in by its side?

Sources

• 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Geometrical Problems: Various Geometrical Puzzles: $224$. -- The Tank Puzzle
• 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Geometrical Problems: Solid Geometry Puzzles: $320$. The Tank Puzzle