Given the quadratic equation below, determine which situation it could represent? x2 -4x = 60
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L'Shonda purchased a container of juice. 80 calories are from carbohydrates.
<u>Solution:</u>
Given that, LShonda purchased a container of juice that contains 200 calories.
The label says that 40% of the calories are from carbohydrates.
We have to find how many calories are from carbohydrates?
Now, according to the given information,
<em>Number of calories from carbohydrates = 40% of the total calories of the juice </em>
Then, calories from carbohydrates = 40% of 200 calories
40% can be written in fraction as
Hence, 80 calories are from carbohydrates.
