Question
PSLE
Luis had puffs and Cole had shortbreads. Both gave half of what they had to each other. Luis sold 15 puffs and Cole sold 22 shortbreads. In the end, the ratios of puffs to shortbreads for Luis and Cole were 1 : 6 and 1 : 4 respectively. How many puffs did Luis have at first?
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PSLE
Luis had puffs and Cole had shortbreads. Both gave half of what they had to each other. Luis sold 15 puffs and Cole sold 22 shortbreads. In the end, the ratios of puffs to shortbreads for Luis and Cole were 1 : 6 and 1 : 4 respectively. How many puffs did Luis have at first?