Question
Xandra, Mary and Kylie had a sum of money. Xandra and Mary had $162 altogether. Mary and Kylie had $323 altogether. The amount that the three girls had in total was 4 times the amount that Mary had. How much did Mary have?
4 m

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Xandra, Mary and Kylie had a sum of money. Xandra and Mary had $162 altogether. Mary and Kylie had $323 altogether. The amount that the three girls had in total was 4 times the amount that Mary had. How much did Mary have?