Question
Hilda filled a rectangular container which had a base area of 40 cm2 and a height of 39.6 cm with water. Then, she placed 12 identical metal cubes into this container. As a result, the height of the water in the rectangular container increased by 218.7 cm.

  1. What was the length of each side of the metal cube?
  2. After Hilda removed the metal cubes from the container, she poured all the water from the container to fill jars of 0.86 ℓ. What was the maximum number of jars she could fill?
5 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Hilda filled a rectangular container which had a base area of 40 cm2 and a height of 39.6 cm with water. Then, she placed 12 identical metal cubes into this container. As a result, the height of the water in the rectangular container increased by 218.7 cm.

  1. What was the length of each side of the metal cube?
  2. After Hilda removed the metal cubes from the container, she poured all the water from the container to fill jars of 0.86 ℓ. What was the maximum number of jars she could fill?