T and U are two rectangular tanks. The base area of T is 300 cm2 and the base of U has dimensions as shown. Tank T contained 9000 cm3 of water and Tank U was empty.
- What was the height of the water level in T?
- Valen poured some water from Tank T into Tank U without spilling. After that, the height of the water level of Tank T was the same as that of Tank U. How much water did Valen pour into Tank U?