Question

You can find the volume of an irregularly shaped solid object by completely submerging it in water and calculating the volume of water the object displaces.

You completely submerge a solid object in a rectangular tank that has a base $40$ centimeters by $30$ centimeters and is filled with water to a depth of $20$ centimeters. The object sinks to the bottom, and the water level goes up $0.25$ centimeters. What is the volume, in cubic centimeters, of the object?

• A. $300$
• B. $200$
• C. $240$
• D. $150$

Answer 1

Answer: (A)

Volume of object $=$Volume of water displaced

$=40\times 30\times 0.25$

$=300$ ${cm}^3$