Question
A tank measuring 43 cm by 20 cm by 29 cm, with some cubes placed inside, was filled with 4.046 ℓ of water to the height as shown in Figure 1. Some water was then added into the tank to the height as shown in Figure 2. The total volume of water in the tank then became 9.779 ℓ. What is the volume of one cube?
4 m

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A tank measuring 43 cm by 20 cm by 29 cm, with some cubes placed inside, was filled with 4.046 ℓ of water to the height as shown in Figure 1. Some water was then added into the tank to the height as shown in Figure 2. The total volume of water in the tank then became 9.779 ℓ. What is the volume of one cube?