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Q 1/10
Score 0
Which graph shows a proportional relationship between x and y?
30
C
B
D
A
Q 2/10
Score 0
Write an equation for this relationship
30
y = 4xy
y = 1/8xy
y = 1/3X
y = 1/4x
10 questions
Q.
Which graph shows a proportional relationship between x and y?
1
30 sec
Q.
Write an equation for this relationship
2
30 sec
Q.
In a direct variation, y = 39 when x = 3.
Find the value of y when x = 2.
3
30 sec
Q.
Is the given table a direct variation? If so, what is the constant?
4
30 sec
Q.
y varies directly with x. When y = 39, x = 3. Find the value of y when x = 2.
5
30 sec
Q.
Is this a direct variation?
y = 2x
6
30 sec
Q.
Write the equation for the table given.
7
30 sec
Q.
What ordered pair does a direct variation always go through when graphed? What ordered pair does a direct variation always go through when graphed?
8
30 sec
Q.
The number of hours to paint a house varies inversely with the number of painters working. A 2400-square foot house can be painted in 27 hours by 6 painters. How many painters would need to work in order to paint the house in 18 hours?
9
30 sec
Q.
The gas pressure in a chamber varies directly with the temperature in the chamber. If the pressure in the chamber is 150 atmospheres (atm) when the chamber is at 50 degrees, what is the pressure in the chamber when the temperature of the chamber is 75 degrees?
