Tank V is a cubical tank of side 8 cm. It is
78 filled with water. The water is then poured into Tank W measuring 15 cm by 14 cm by 13 cm.
- Find the volume of water in Tank V at first.
- How much more water is needed to fill Tank W to the brim? Give your answer in litres.
(a)
Volume of water in Tank V
=
78 x 8 x 8 x 8
= 448 cm
3 (b)
Volume of Tank W
= 15 x 14 x 13
= 2730 cm
3 Volume of water needed to fill Tank W to the brim
= 2730 - 448
= 2282 cm
3 2282 mℓ = 2.282 ℓ
Answer(s): (a) 448 cm
3; (b) 2.282 ℓ