Question
PSLE
Q and R are two rectangular tanks. The base area of Q is 450 cm2 and the base of R has dimensions as shown. Tank Q contained 20250 cm3 of water and Tank R was empty.
  1. What was the height of the water level in Q?
  2. Fred poured some water from Tank Q into Tank R without spilling. After that, the height of the water level of Tank Q was the same as that of Tank R. How much water did Fred pour into Tank R?
4 m
(a)

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(b)

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PSLE
Q and R are two rectangular tanks. The base area of Q is 450 cm2 and the base of R has dimensions as shown. Tank Q contained 20250 cm3 of water and Tank R was empty.
  1. What was the height of the water level in Q?
  2. Fred poured some water from Tank Q into Tank R without spilling. After that, the height of the water level of Tank Q was the same as that of Tank R. How much water did Fred pour into Tank R?