What is the equation of the line through: (3, 0) and (-5, -1)

Select the lengths in centimeters that would form a right triangle

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

According to the data set, where should the upper quartile line of the box plot be placed?