Question
H and J are two rectangular tanks. The base area of H is 99 cm2 while that of J is 42 cm2 . At first, H contained water to a height of 46 cm and J was empty, as shown.
  1. What was the volume of the water in H at first? 
  2. David then poured some water from H to J. After that, the height of the water level in H was twice that in J.  What was the new height of the water level in H? 
3 m
(a)

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(b)

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H and J are two rectangular tanks. The base area of H is 99 cm2 while that of J is 42 cm2 . At first, H contained water to a height of 46 cm and J was empty, as shown.
  1. What was the volume of the water in H at first? 
  2. David then poured some water from H to J. After that, the height of the water level in H was twice that in J.  What was the new height of the water level in H?