Duration of sunshine in Aligarh city for one week of August 2002 are given as 12.20 hours, 12.18 hours, 12.17 hours, 12.15 hours, 12.13 hours, 12.12 hours, 12.10 hours. Find the average duration of sun shine.

Question

( A ) 12.15 hours
( B ) 8.55 hours
( C ) 11.45 hours
( D ) 9.45 hours