Unit 3 Quiz: Fin Lit

Match the following statements about direct variation and inverse variation

• ratio

• Inverse variation: Check for a constant...

• Inverse variation

• Direct variation: Check for a constant...

• product

• Direct variation

Determine whether the equation represents a direct variation, inverse variation, or neither.

Groups:

(a) Direct Variation

,

(b) Inverse Variation

,

(c) Neither

• Not enough information

The number of songs that an MP3 player can store varies inversely with the average size of the song. A certain MP3 player can store800 songs with an average size of 4 megabytes. If the average size of a song is 5 megabytes, how many songs can the player store?

• 640
• 720
• 600
• 800

Graph an example of Direct Variation?