Laura has a toy robot collection 4/7 of her robots makes noise how many of lauras robots make noise?

Pls i’m dumb as heck i’ll give y’all so many points if that encourages you

When only separate discreet points are graphed it is called?

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?