A tutor works with a group of students. the tutor charges a base fee of $40 plus $30 for each student in the group. today the tutor has y students and charges a total of $220. write the equation and solve.

Each day jake donates money to the global.

Evan walked 5/8 mile to his friends house.then together they walked 7/12 mile to the movie theatre.which pair of fraction can evan use to find how far he walked in all?

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.