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One platy requires 5 liters of water to live healthfully. What is the maximum number of healthy platies that can be kept in a rectangular aquarium that measures 30cm by 40 cm by 30cm

(Hint: 1 cubic centimeter = 1 mL, 1 L = 1000 mL)

The maximum number of healthy platies that can be kept in the aquarium is __________.

Answer :

sqdancefan

Answer:

  7

Step-by-step explanation:

I like to work liter volume problems in terms of decimeters. 1 dm = 10 cm, and 1 dm³ = 1 L, so the tank is 3 dm by 4 dm by 3 dm = 3×4×3 dm³ = 36 L.

  36 liters will support 36/5 = 7.2 platies.

7 platies can be kept in the aquarium.

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