Which of the following is a true statement regarding the information shown in the bar graph?
O Car color is a discrete variable.
O Car color is a categorical variable.
O Car color is a continuous variable.
O Frequency is a discrete variable.

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