Direct Variation MAKE UP

Is the relationship in the table a direct variation?

• Yes

• No

Is the relationship in the table a direct variation?

• Yes

• No

Determine if there is a constant of proportionality, k.

If there is a k, what is it?

• There is no k

• k = 8

Does the graph show a direct variation?

• Yes

• No

Does the given graph show a direct variation?

• Yes

• No

Which of the given graphs is a direct variation?

• A

• B

• C

• D

The amount of money earned on a job is directly proportional 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 the given table a direct variation? If so, what is the constant?

• Yes; 1/4
• Yes; 4
• Yes; 2
• No

Suppose y varies directly as x. If x = 24 when y = 8, find y when x = 33.

• -1

• 5.8

• 11

• 99

Suppose y varies directly as x. If y = 30 when x = 8, find y when x = 4.

• 1.07

• 15

• 26

• 60