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if jacob used 1/7 of a liter of water to fill 1/9 of a fish aquarium how many liters are needed to fill the aquarium

User Ericponto
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1/9 of the aquarium was filled with 1/7 liter

1 whole fraction of the aquarium will be filled = 1/7 ÷ 1/9

= 1/7 * 9/1 = 9/7

9/7 liters or 1 2/7 liters will be needed.
User Waggledans
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