A banquet hall has three rooms available for events. One room holds 252 people, another room holds 180 people, and the smallest room holds 75 people . If each room is filled to capacity, how many people can the banquet hall serve?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?