On the number line above, pq= 3/4 , ps= 8 1/12 , and rs= 2 1/2 . what is the position of point r ?

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?