From a group of six people, two individuals are to be selected at random. how many possible selections are there

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?

How do you determine whether a relationship represented as as graph is linear or nonlinear

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.