Question
PSLE
Peter had croissants and Ethan had shortbreads. Both gave half of what they had to each other. Peter sold 15 croissants and Ethan sold 23 shortbreads. In the end, the ratios of croissants to shortbreads for Peter and Ethan were 1 : 5 and 1 : 3 respectively. How many croissants did Peter have at first?
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PSLE
Peter had croissants and Ethan had shortbreads. Both gave half of what they had to each other. Peter sold 15 croissants and Ethan sold 23 shortbreads. In the end, the ratios of croissants to shortbreads for Peter and Ethan were 1 : 5 and 1 : 3 respectively. How many croissants did Peter have at first?