Question
Sebastian bought some custard and kaya muffins in the ratio of 8 : 7. After Sebastian's classmates ate an equal number of the two types of muffins, there were 40% fewer kaya than custard muffins. In the end, there were 144 muffins left. How many muffins of each type were eaten?
4 m

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Sebastian bought some custard and kaya muffins in the ratio of 8 : 7. After Sebastian's classmates ate an equal number of the two types of muffins, there were 40% fewer kaya than custard muffins. In the end, there were 144 muffins left. How many muffins of each type were eaten?