3. Joe has to pay $600 rent. He has only 80% of the money. If Joe takes home $6 per hour, how many
hours must he work to collect the rest of the rent
money?
7. Shar
had
hou
A.
B

Mahnoor randomly selects times to walk into a local restaurant and observe the type of music being played she found that the restaurant was playing country 11 times rock & roll 17 times and blues 8 times use the observed frequencies to create a probability model for the type of music the restaurant is playing the next time mahnoor walks in.