Unit Test Answers
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Which is equivalent to “12 chairs for every 3 tables”?
A
12 chairs per 3 tablesB
3 chairs for every 12 tablesC
12 chairs for each tableD
3 tables per chair
6
A rectangular magazine cover is photocopied by using a scale factor of . The length of the photocopy of the magazine cover is
A
enlarged by a factor of 3.B
enlarged by a factor of .
C
reduced by a factor of 3.D
reduced by a factor of .
7
Aimee noticed her plant grew of an inch every week since it sprouted. She created this graph to show its growth.Which statement about Aimee’s graph is true?
A
Aimee’s graph is correct because the ratio is equal to 2:3, which her graph shows in each point.
B
Aimee’s graph is incorrect because the ratio is equal to 3:2, so she should have switched her points.
C
Aimee’s graph is correct because it shows 3 inches of plant growth every two weeks.D
Aimee’s graph is incorrect because it shows 2 inches of plant growth with each point instead of of an inch.
8
Mrs. Santos is buying binders for the students in her class. She determined that 15 binders would cost $22.50.Cost of BindersIf all of the binders cost the same amount, which statement is true?
A
It will cost $12 for 18 binders.B
It will cost $20 for 30 binders.C
It will cost $42 for 28 binders.D
It will cost $48 for 48 binders.9
Byron earns $11.00 per hour. How many hours will Byron have to work to earn $143.00?
A
7.7 hoursB
13.0 hoursC
14.3 hoursD
15.7 hoursDid you find these answers helpful?
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