A mixture contains 30% vinegar. If you have 90 liters of this mixture, how much

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Question: A mixture contains 30% vinegar. If you have 90 liters of this mixture, how much vinegar is present?

Options:

Correct Answer: 27 liters

Solution:

Vinegar = 30% of 90 liters = 0.3 * 90 = 27 liters.

A mixture contains 30% vinegar. If you have 90 liters of this mixture, how much vinegar is present?

A mixture contains 30% vinegar. If you have 90 liters of this mixture, how much vinegar is present?

Correct Answer: 27 liters

Step 1: Understand that the mixture is 30% vinegar.
Step 2: Know that you have a total of 90 liters of the mixture.
Step 3: To find out how much vinegar is in the mixture, you need to calculate 30% of 90 liters.
Step 4: Convert 30% to a decimal. 30% is the same as 0.3.
Step 5: Multiply the total volume of the mixture (90 liters) by the decimal (0.3).
Step 6: Calculate 0.3 * 90 = 27 liters.
Step 7: Conclude that there are 27 liters of vinegar in the mixture.

Percentage Calculation – Understanding how to calculate a percentage of a total quantity.
Proportional Reasoning – Applying proportional reasoning to determine the part of a whole.