Question
PSLE
Charlie had puffs and Glen had scones. Both gave half of what they had to each other. Charlie sold 15 puffs and Glen sold 29 scones. In the end, the ratios of puffs to scones for Charlie and Glen were 1 : 7 and 1 : 5 respectively. How many puffs did Charlie have at first?
4 m

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PSLE
Charlie had puffs and Glen had scones. Both gave half of what they had to each other. Charlie sold 15 puffs and Glen sold 29 scones. In the end, the ratios of puffs to scones for Charlie and Glen were 1 : 7 and 1 : 5 respectively. How many puffs did Charlie have at first?