Question
Three girls, Wendy, Joelle and Lucy had a total of 1980 erasers. Some exchanges were made. First, Wendy gave Joelle as many erasers as Joelle had. After that, Joelle gave 13 of whatever she had then to Lucy. Finally, Lucy gave 15 of whatever she had to Wendy. As a result, they each had the same number of erasers. How many erasers did Wendy have at first?
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Three girls, Wendy, Joelle and Lucy had a total of 1980 erasers. Some exchanges were made. First, Wendy gave Joelle as many erasers as Joelle had. After that, Joelle gave 13 of whatever she had then to Lucy. Finally, Lucy gave 15 of whatever she had to Wendy. As a result, they each had the same number of erasers. How many erasers did Wendy have at first?