Question
The average length of 8 pieces of string was 184 cm. When 2 pieces of strings were used, the average length of the remaining pieces of strings became 138 cm. What was the average length of the 2 pieces of strings used?
4 m

Click button first when a symbol is required. X

The average length of 8 pieces of string was 184 cm. When 2 pieces of strings were used, the average length of the remaining pieces of strings became 138 cm. What was the average length of the 2 pieces of strings used?