Question
The average height of a group of 9 girls is 117 cm. When Lynn and Irene left the group, the average height decreased by 11 cm. What is Lynn and Irene's total height?
3 m

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The average height of a group of 9 girls is 117 cm. When Lynn and Irene left the group, the average height decreased by 11 cm. What is Lynn and Irene's total height?