Font size
WorksheetsTOPIC 2 LESSONS 1-5 STUDY GUIDE
Total questions: 35
Worksheet time: 50mins
Which statement best describes what a ratio is.
A number
A comparison of two quantities using division.
A comparison
A comparison of many things.
One can of Mountain Dew costs $1.25 in a vending machine.
A 12-pack of Mountain Dew costs $3.49 at the grocery store.
How much money would you save by purchasing a dozen cans of Mountain Dew at the grocery store instead of a dozen at the vending machine?
$2.24
$ 0.96
$11.51
$12.49
A complex fraction can be simplified by doing this.
Dividing by the reciprocal
Multiplying by the reciprocal
Does the table show a proportional relationship? If so, what is the value of y when x is 9?
yes, 90
yes, 45
yes, 40
no
A type of rate with a denominator of 1.
Unit Rate
Unit Conversion
Equivalent Ratios
Complex Fractions
Which has a unit price of $4.12 per 1 case?
3 cases for $12.57
4 cases for $16.44
5 cases for $21.25
6 cases for $24.72
The ratio of teachers to students is 1 to 26. Find an equivalent ratio.
52 to 2
11 to 36
26 to 1
5 to 130
There are 56 cookies and 14 cupcakes leftover at a bake sale. What ratio goes from cupcakes to cookies? Your answer It must be in simplest form.
56:14
1:4
2:9
14:56
Another name for the constant of proportionality can be the ___________________________________.
y value
ratio
unit rate
What does a unit rate compare?
Two quantities
Two quantities with the same units
Two quantities with different units
3 quantities
A GRAPH is proportional if it:
goes through the origin
makes a pattern
is a straight line
is a straight line that goes through the origin
Is the relationship between the number of boxes of golf balls and the number of golf balls proportional? Explain.
no
yes, each ratio is equivalent to 112
To divide a fraction you ________________________________.
add the denominators
divide the quotient
add the numerators
multiply by the 2nd fraction's reciprocal
Sasha can mow 83 of an acre of grass in 43 an hour. How many acres of grass does Sasha mow per hour?
2 acres per hour
21 acres per hour
249 acres per hour
A ____________________ is an equation that represents equal ratios.
rate
unit rate
proportion
rational number
There are 60 inches in 5 feet. This is an example of a...
Rate
Unit Rate
The graph of a proportional relationship doesn't have to go through the origin.
TRUE
FALSE
y = kx
Which letter represents the constant of proportionality in the equation:
y
x
k
Is this the graph of a proportional relationship?
YES
NO
This graph is NOT proportional because
It has the same C.O.P.
It does not start at the origin (0,0)
It is not a continuous straight line
Is this the graph of a proportional relationship?
YES
NO
Determine whether the pair of ratios form a proportion.
Proportion
Not a Proportion
SOLVE THE PROPORTION AND FIND X.
x=7
x=2
x=4
x=3
A _________________________________- is the constant multiple that relates proportional quantities x and y. It is the value of
xy and is represented by k.
term
proportion
ratio
constant of proportionality
Select all proportional equations.
y=4x
y= 31 x
y=3.2x+8
y=4x+9
y=1.5x
3 pipes take 60 minutes to water the field. Select the equation that relates the number of pipes(x) to the number of minutes(y).
y=20x
360 =20
y=0.05x
3/60=0.05
Which is the correct equation for this relationship?
y = 51 x
y = 5x
x = 5y
What point/order pair represents the unit rate of this graph?
(1,6)
(1,3)
(2,6)
(3,1)
Why is a TABLE proportional?
it makes a straight line that goes through the origin
there is a pattern
all ratios are equivalent
there is a (0,0)
Select ALL the Proportional graphs
In this situation what does the point (0,0) represent?
The origin
0 gallons of water for 0 minutes
0 gallons per minute
0 chips for 0 lessons completed
