Question
Three girls, Wendy, Kathy and Penelope had a total of 2880 stickers. Some exchanges were made. First, Wendy gave Kathy as many stickers as Kathy had. After that, Kathy gave 15 of whatever she had then to Penelope. Finally, Penelope gave 15 of whatever she had to Wendy. As a result, they each had the same number of stickers. How many stickers did Wendy have at first?
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Three girls, Wendy, Kathy and Penelope had a total of 2880 stickers. Some exchanges were made. First, Wendy gave Kathy as many stickers as Kathy had. After that, Kathy gave 15 of whatever she had then to Penelope. Finally, Penelope gave 15 of whatever she had to Wendy. As a result, they each had the same number of stickers. How many stickers did Wendy have at first?