Review For Unit 2A Test Question Preview (ID: 33040)


Questions About Unit Rate. TEACHERS: click here for quick copy question ID numbers.

Choose the BEST answer. When looking at a table you will know it is proportional if...
a) ...you see a one in the x column.
b) ...you see a zero in the y column.
c) ...you see that there is a zero in the x column AND there is a zero in the y column.
d) You can't tell if it is proportional by looking at a table.

In a unit rate x is always...
a) ... on the bottom.
b) ... on the top.
c) ... 1
d) ... none of the other answers.

To answer this question see graph #3 on the graphs sheet. Which Car is slower?
a) Car A
b) Car B
c) They are both the same.
d)

The equation is y = 8x. What is y when x=5?
a) 8
b) 1
c) 40
d) 32

Willow can type 82 words in 2 minutes. Lauren can type 147 words in three minutes. Which student types faster?
a) Willow
b) They are both the same.
c) Lauren
d) Erica

The equation for a situation is w = 5h. What is the unit rate?
a) 5
b) w
c) h
d) w/h

Look at #1 on the graphs sheet: What is the slope of the line?
a) 7
b) 6 divided by 3
c) 7 times 3
d) 6

Look at graph #2 on the graphs sheet. There was a contest to see who could eat the most hot dogs. Which student has the fastest rate, hot dogs per minute?
a) Jayden
b) Brendon
c) The both have the same rate.
d)

To find the unit rate on a graph...
a) ...find the point where y=1. The unit rate is the y value.
b) ...find the point where x=1. The unit rate is the x value.
c) ...find the point where y=1. The unit rate is the x value.
d) ...find the point where x=1. The unit rate is the y value.

If Aneesa travels 80 miles in 2 hrs what would her unit rate be?
a) 80 mph
b) 40 mph
c) 8 mph
d) 4 mph

To find the unit rate on a table...
a) find the point where x=1. The unit rate is the y value.
b) ...find the point where x=1. The unit rate is the x value.
c) ...find the point where y=1. The unit rate is the y value.
d) ...find the point where y=1. The unit rate is the x value.

When you look at a graph you can tell if it is proportional if...
a) ...the line goes uphill.
b) ...the line crosses through the origin.
c) ... the line goes downhill.
d) You can't tell if it is proportional by looking at a graph.

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