Question

Jeremy has a fish tank that has a 60 cm by 80 cm rectangular base. The water is 25 cm deep. When he drops rocks in the​ tank, the water goes up by 2 cm. What is the volume in liters of the​ rocks?

Answer 1

9600 cm³

Explanation:

volume of water=60×80×25

volume of water +volume of rock=60×80×(25+2)=60×80×25+60×80×2

volume of rock=60×80×25+60×80×2-60×80×25=60×80×2=9600 cm³