Question
The average mass of 2 king melons and 7 watermelons is 2.9 kg. The average mass of each watermelon is 2.7 kg. The difference in mass between the 2 king melons is 80 g. Find the mass of the heavier king melon. (Give your answer in kg and g.)
3 m

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The average mass of 2 king melons and 7 watermelons is 2.9 kg. The average mass of each watermelon is 2.7 kg. The difference in mass between the 2 king melons is 80 g. Find the mass of the heavier king melon. (Give your answer in kg and g.)