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WorksheetsPop Quiz- rates, proportions
Total questions: 10
Worksheet time: 14mins
Name
Class
Date
1.
Write the ratio as a fraction in simplest form.
15 girls to 6 boys
15 girls to 6 boys
a)
5 to 2
b)
5/3
c)
3 to 5
d)
5/2
2.
Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?
a)
$50 per hour
b)
$12 per hour
c)
$192 per hour
d)
$25 per hour
3.
Sargento cheese slices $2.48 for 10 slices
or
Velveeta Cheese slices $3.18 for 12 slices
Find the unit price for each and choose the better deal.
or
Velveeta Cheese slices $3.18 for 12 slices
Find the unit price for each and choose the better deal.
a)
Sargento
b)
Velveeta
4.
Solve the proportion.
a)
k=5
b)
k=3.3333333
c)
k=60
d)
k=90
5.
Do the ratios form a proportion?
a)
Yes, they form a proportion.
b)
No, they do not form a proportion.
6.
Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?
a)
$30
b)
$20
c)
$60
d)
$10
7.
The constant of proportionality in the equation y = ½x is _______.
a)
x
b)
y
c)
1/2
d)
2
8.
Determine the constant of proportionality.
a)
5
b)
0.2
c)
1
d)
1.4
9.
y=kx. What does the k represent?
a)
constant of proportionality
b)
multiplier
c)
scale factor
d)
all of these are correct
10.
A proportional relationship can be written as an equation in the form ____ = _____ _____
a)
y = k+x
b)
y = k-x
c)
y = kx
d)
y = k/x
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