Agroup of friends of 31 friends gets together to play a sport. first, people must be divided into teams. each team has to have exactly 3 players, and no one can be on more than one team. how many teams can they make? (it is possible that not everyone can be on a team.)

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Which value would be a solution for x in the inequality 47-4x< 7

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