NA 
A store opens at 9 a.m. and closes at 5p.m. each day. It is closed from 11.55 a.m. to 12.55 p.m. for a lunch break. How many hours does the store stay open each day? 
Options:
[a] $8$ hours and $5$ minutes 
[b] $$7$$ hours and $30$ minutes 
[c] $8$ hours 
[d] $7$ hours 
[e] $6$ hours 