The time taken by the phone operator to complete a call are 2,9,3,1,5 minutes respectively. what is the average time per call ?

Question:The time taken by the phone operator to complete a call are 2,9,3,1,5 minutes respectively. what is the average time per call ?

1.4 min

2.4 min 30 sec

3.5 min

4.6 min


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