Caroline is hosting a friend's going-away party. she wants to offer 1 bag of chips to each guest. the graph shows the prices for different numbers of bags. what is the constant of proportionality in terms of price per bag? a. 1 b. 2 c. 4 d. 5

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