Each hamburger costs $2.00, and the delivery free is a flat $5.00 no matter how many hamburgers he orders. if toms order came to a total of $25 how many hamburgers did he order

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.