Question

a manager purchased a total of 22 coffee mugs and key chains. Each coffee mug cost $8.50, and each jet chair cost $2.75. if the manager spent a total of $132.50, how many coffee mugs did the manager purchase?

Answer 1

The manager purchased 15 cups a total of 127.5 if she would of buyed 16 the total amount would be 136 dollars but the answer is 15