Math Question

timer Asked: Nov 22nd, 2016

Question description

Mrs. Gibbs goes to the store to buy AA and 9V batteries. She needs at least 6 AA batteries. In all, she wants to buy at least 20 batteries. The store has 12 AA batteries and 15 9V batteries in stock.
Here is the graph of the feasible region, where represents the number of AA batteries and y represents the number of 9V batteries.

Which ordered pairs meet all the constraints and make sense in the context of the situation?

Select each correct answer.

(7, 13)

(8 1/4, 11)

(10, 16)

(12, 12)

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