Question
Three girls, Usha, Xuan and Kimberly had a total of 3780 stickers. Some exchanges were made. First, Usha gave Xuan as many stickers as Xuan had. After that, Xuan gave 13 of whatever she had then to Kimberly. Finally, Kimberly gave 13 of whatever she had to Usha. As a result, they each had the same number of stickers. How many stickers did Usha have at first?
5 m

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Three girls, Usha, Xuan and Kimberly had a total of 3780 stickers. Some exchanges were made. First, Usha gave Xuan as many stickers as Xuan had. After that, Xuan gave 13 of whatever she had then to Kimberly. Finally, Kimberly gave 13 of whatever she had to Usha. As a result, they each had the same number of stickers. How many stickers did Usha have at first?