For her birthday, kendra received a gift card in the mail from her grandparents. the gift card was worth $50. kendra thought, since she had just received other gifts for her birthday, she would wait a while to spend the gift card. unfortunately, kendra forgot all about the gift card, and the card loses $5 every month after its date of purchase if it has not been used.
if kendra forgot the card for three months, she lost $