A gardener uses 1/3 of a liter of water to water 2/7 of a garden. Watering the entire garden at this rate will require _____ liters of water.

Respuesta :

1 1/6 liters 
1/3 x 3 =1 liter and 6/7 of the garden watered divide 1/3 by two to get 1/7 of the garden t. add together to get 7/7


Answer:

[tex]1\frac{1}{6}[/tex] liter of water is needed to watering the entire garden at the given rate.

Step-by-step explanation:

Given : A gardener uses [tex]\frac{1}{3}[/tex] of a liter of water to watering [tex]\frac{2}{7}[/tex] of a garden.

Consider 1 Liter = 1 unit.

Hence, [tex]\frac{1}{3}[/tex] of a liter = [tex]\frac{1}{3}[/tex]

We need to find how many liters of water is needed to watering the entire garden at this rate.

Let the total garden be x  parts then,

[tex]\frac{2}{7}x=\frac{1}{3} \times 1[/tex]

[tex]\frac{2}{7}x=\frac{1}{3}[/tex]

Dividing both side by  [tex]\frac{2}{7}[/tex] , we get,

[tex]x=\frac{1}{3} \div \frac{2}{7}[/tex]

Applying [tex]a\div b=a\times \frac{1}{b}[/tex] , we get,

[tex]x=\frac{1}{3} \times \frac{7}{2}[/tex]

[tex]x=\frac{7}{6}[/tex]

Rewriting improper fraction into mixed fraction, we get,

[tex]x=1\frac{1}{6}[/tex]

Thus, [tex]1\frac{1}{6}[/tex] liter of water is needed to watering the entire garden at the given rate.


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