Nguyen fishes for red snapper and lingcod off the coast of British Columbia, and delivers his catch each week to a fish buyer. On one delivery, he received $2454.20 for 370 kg of red snap- per and 264 kg of lingcod. On another occasion he was paid $2124.70 for 304 kg of lingcod and 255 kg of red snapper. What price per kilogram was Nguyen paid for each type of fish?