Question
Gem filled a rectangular container which had a base area of 25 cm2 and a height of 39.2 cm with water. Then, she placed 8 identical metal cubes into this container. As a result, the height of the water in the rectangular container increased by 109.76 cm.

  1. What was the length of each side of the metal cube?
  2. After Gem removed the metal cubes from the container, she poured all the water from the container to fill bottles of 0.14 ℓ. What was the maximum number of bottles 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

Gem filled a rectangular container which had a base area of 25 cm2 and a height of 39.2 cm with water. Then, she placed 8 identical metal cubes into this container. As a result, the height of the water in the rectangular container increased by 109.76 cm.

  1. What was the length of each side of the metal cube?
  2. After Gem removed the metal cubes from the container, she poured all the water from the container to fill bottles of 0.14 ℓ. What was the maximum number of bottles she could fill?