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Constant of Proportionality (COP) in Tables & Graph - Practice Quiz
By Shelly Ferner
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Last updated over 4 years ago
11 questions
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Question 1
1.
What is the Constant of Proportionality for the table below? _________
(Hint: Just find the unit rate - Cost per lb.)
$10 per lb.
$15 per lb.
$1.50 per lb.
$1.75 per lb
Question 2
2.
What is the equation (Cost per lb.) for this chart?
c = 10w
w = 1.50c
c = 15w
Question 3
3.
$0.08 per pack
$0.80 per pack
$1.80 per pack
Question 4
4.
What is the Constant of Proportionality?
COP = 1/5 miles per hour
COP = 2/3 miles per hour
COP = 6/5 miles per hour (or 1.2 miles per hour)
Question 5
5.
What is the COP (Unit Rate) of this graph?
(Hint: Remember - the xy pair when x=1 , y is the unit rate)
1.25 gallons per minute
2.5 gallons per minute
5 gallons per minute
Question 6
6.
What is the cost per guest and the equation that goes with this graph?
$2 per guest so equation is y = 2x
$4 per guest so equation is y = 4x
$10 per guest so equation is y = 10x
Question 7
7.
What is the equation of this graph?
y = 2x
y = 4x
y = 8x
Question 8
8.
Remember:
2
-2
3
-3
Question 9
9.
$4 per ticket
$8 per ticket
$16 per ticket
$24 per ticket
Question 10
10.
Alex makes earns $7.55 per hour.
Who earns more per hour? Alex, Jimmy, or Elvis?
Alex
Jimmy
Elvis
Question 11
11.
Bonus Question!!!!!!
Be careful how you set up your ratios.
1 3/5 lawn per gallon
5/8 lawn per gallon
7/8 lawn per gallon