It Is Necessary to Have a 40% Antifreeze Solution in the Radiator

question 218

Multiple Choice

It is necessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now has 50 liters of 20% solution. How many liters of this should be drained and replaced with 100%
Antifreeze to get the desired strength?

• A)20 liters
• B)12.5 liters
• C)25 liters
• D)16.7 liters

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Definitions:

Branch of Government

A division of government with distinct responsibilities, such as executive, legislative, or judicial.

President and Congress

The executive and legislative branches of the United States government, respectively, with roles in making and enforcing laws.

Reserve Requirement

A regulation set by central banks that determines the minimum amount of reserves that must be held by a commercial bank.

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In banking, deposits refer to funds placed into an account which can be withdrawn by the account holder, often used for saving or transactional purposes.