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3.1 Independent Practice - 8th Grade

Last updated over 5 years ago

7 questions

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Question 5

5.

Be Ready to Discuss this Problem in our next Zoom meeting.

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Question 1

1.

Hint: Is there a constant rate of change? Is each ratio equivalent?

A Yes, each ratio is equivalent, so the relationship is proportional.

B No, the ratios are not equivalent, so the relationship is not proportional.

Question 2

2.

Hint: Sketch a graph using the numbers in the table.

A The line would start at (0,32) and slant upward to the right.

B The line would be a straight line that starts at the origin.

Question 3

3.

Hint: Remember proportional relationships will go through the origin, if graphed.

A It is not proportional because he deposits the same abount each week.

B It is not porportional because he has $100 in his account to start with.

Question 4

4.

A He could start without any money in his account and then deposit $20 each week.

B  It was porportional to start with.

Question 6

6.

Hint: Set up a proportion.
20 = x
8 42

A  18

B  105

Question 7

7.

Hint: Set up a proportion.
8 = 12
12 x

A 18

B 105