Question
Z and A are two rectangular tanks. The base area of Z is 96 cm2 while that of A is 32 cm2 . At first, Z contained water to a height of 39 cm and A was empty, as shown.
  1. What was the volume of the water in Z at first? 
  2. Albert then poured some water from Z to A. After that, the height of the water level in Z was thrice that in A.  What was the new height of the water level in Z? 
3 m
(a)

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(b)

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Z and A are two rectangular tanks. The base area of Z is 96 cm2 while that of A is 32 cm2 . At first, Z contained water to a height of 39 cm and A was empty, as shown.
  1. What was the volume of the water in Z at first? 
  2. Albert then poured some water from Z to A. After that, the height of the water level in Z was thrice that in A.  What was the new height of the water level in Z?