Grapes cost $1.99 a pound. in a relation, the input is the number of pounds of grapes and the output is the cost. is this relation a function? why or why not?

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?