3more questions on my test:
(i dont get it)

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?

The mean average cost of standard room per night at a hostel is ? 20.60. therefore, how much does a standard room cost per night at night-time rest days?