Tank U is a cubical tank of side 15 cm. It is
35 filled with water. The water is then poured into Tank V measuring 19 cm by 18 cm by 16 cm.
- Find the volume of water in Tank U at first.
- How much more water is needed to fill Tank V to the brim? Give your answer in litres.
(a)
Volume of water in Tank U
=
35 x 15 x 15 x 15
= 2025 cm
3 (b)
Volume of Tank V
= 19 x 18 x 16
= 5472 cm
3 Volume of water needed to fill Tank V to the brim
= 5472 - 2025
= 3447 cm
3 3447 mℓ = 3.447 ℓ
Answer(s): (a) 2025 cm
3; (b) 3.447 ℓ