Dan drove 845 miles in 13 hours. at the same rate, how many miles would he drive in 11 hours

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?

Solve -.016x= -16. need solving this

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?