Direct Variation

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4
• Yes; 4
• Yes; 2
• No

Write an equation for this relationship.

• y=4x
• y=1/8x
• y=1/4x
• y=8x

Does the relationship represent direct variation?

• Yes
• No

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Direct variation is X over Y.

• True

• False, because its Y over X.

Write the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x

Problem 5:
Does this graph show direct variation? ​ ​ (a)  

• Yes
• No

The amount of money earned on a job varies directly to the number of hours worked. If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $2

• $308

• $1.57

• $265

Is this a direct variation equation?

y=2x

• yes

• no

What ordered pair does a direct variation always go through when graphed?

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)