Question
Julie bought some kaya and chocolate buns in the ratio of 7 : 6. After Julie's classmates ate an equal number of the two types of buns, there were 40% fewer chocolate than kaya buns. In the end, there were 136 buns left. How many buns of each type were eaten?
4 m

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Julie bought some kaya and chocolate buns in the ratio of 7 : 6. After Julie's classmates ate an equal number of the two types of buns, there were 40% fewer chocolate than kaya buns. In the end, there were 136 buns left. How many buns of each type were eaten?