Meg has a can that contains 80% orange juice and the rest water. The can has 1 liter of water. Part A: Write an equation using one variable that can be used to find the total number of liters of orange juice and water in the can.

Respuesta :

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Let the total number of liters of orange juice and water in the can be x liters. This is 100%.

The can has 1 liter of water and 80% of orange juice. this means that water is 100%-80%=20%.

Now, write

x l - 100%

1 l - 20%,

that is mathematically

[tex]\dfrac{x}{1}=\dfrac{100}{20},\\ \\x=5\ l.[/tex]

If can contains 5 liters of water-juice solution and water is 1 liter, then juice is 4 liters.

Answer: the can contains 1 liter of water and 4 liters of orange juice, 5 l in total.