Piper bought a bag containing 100 small candies. She starts eating the candies at a rate of 4 candies per minute. Answer the questions below regarding the relationship
between the number of minutes eating and the number of candies left in the bag.

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