Question
The average height of a group of 8 girls is 129 cm. When Rachel and Shannon left the group, the average height decreased by 4 cm. What is Rachel and Shannon's total height?
3 m

Click button first when a symbol is required. X

The average height of a group of 8 girls is 129 cm. When Rachel and Shannon left the group, the average height decreased by 4 cm. What is Rachel and Shannon's total height?