Question
J and K are two rectangular tanks. The base area of J is 77 cm2 while that of K is 44 cm2 . At first, J contained water to a height of 38 cm and K was empty, as shown.
  1. What was the volume of the water in J at first? 
  2. Vincent then poured some water from J to K. After that, the height of the water level in J was thrice that in K.  What was the new height of the water level in J? 
3 m
(a)

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(b)

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J and K are two rectangular tanks. The base area of J is 77 cm2 while that of K is 44 cm2 . At first, J contained water to a height of 38 cm and K was empty, as shown.
  1. What was the volume of the water in J at first? 
  2. Vincent then poured some water from J to K. After that, the height of the water level in J was thrice that in K.  What was the new height of the water level in J?