How do you find the slope of a scatter plot and what’s the answer? ?

What is the mean of the data set 125, 141, 213, 155, 281

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.

Generate two equivalent fractions for each fraction. use fraction tiles or number lines . 3/4