AIR MATH

Math Question

15 Two customers went to a post office to buy postcards and large envelopes. Each postcard costs the same amount, and each farge envelope costs the same amoumt. - The first customer paid \( \$ 12 \) for 14 postcards and 5 large envelopes. - The second customer paid \( \$ 24.80 \) for 10 postcards and 15 targe envelopes. What was the cost in dollars of each targe envelope? A \( 51.42 \) \( 3 \$ 50.35 \) C \( \$ 1.15 \) D \( 50.63 \)

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