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ratio

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Question:

Multiple choice question

Ratio means the relationship between two amounts. A ratio compares two amounts to show how much bigger one is than the other.

For example:

The ratio of teachers to students is usually 1:30. This means that there is 1 teacher for every 30 students.

This chocolate milk is the best because the company used the right ratio of milk to chocolate. Other chocolate milk drinks don't use enough chocolate.


	total
	proportion
	a comparison between two amounts
	relationship between two amounts

Which answers are closest in meaning to ratio? Choose the 3 correct answers.

Response:

	total
	proportion
	a comparison between two amounts
	relationship between two amounts

Score 3 of 3

Question:

Multiple choice question


	About 10% of the population writes with their left hand and 90% with their right hand.
	In the picture of the classroom above, there are 2 teachers.
	The ratio of flour to butter in a recipe is usually 2 cups of flour to 1 cup of sugar.
	2/3 of the people working in this factory are men, and only one third are women.

Which examples below illustrate the meaning of ratio? Choose the 3 correct answers.

Response:

	The ratio of flour to butter in a recipe is usually 2 cups of flour to 1 cup of sugar.
	2/3 of the people working in this factory are men, and only one third are women.
	About 10% of the population writes with their left hand and 90% with their right hand.
	In the picture of the classroom above, there are 2 teachers.

Score 3 of 3

Question:

Multiple choice question

A cost-benefit ratio compares the cost of something to the benefit we get from it.


	we should continue investing in something or look for an alternative solution.
	there are more advantages than disadvantages to something.
	something is worth investing in.
	something will cost more money.

Which answers can best complete the sentence? Choose the 3 correct answers.

Analyzing a cost-benefit ratio can help us decide whether...

Response:

	there are more advantages than disadvantages to something.
	something is worth investing in.
	something will cost more money.
	we should continue investing in something or look for an alternative solution.