Answer:
90,747
Step-by-step explanation:
Clair delivery=79 per day
Total delivery per year=79×365 days
=28,835
Reagan delivery=2490 per month
Total delivery per year=2490×12 months
=29,880
Anthony delivery= 616 per week
Total delivery per year =616×52 weeks
=32,032
Total delivery altogether in a year=28,835+29,880+32,032
=90,747
Ratio walkers to riders 2:7
7/2=3.5
The bus riders are 3.5 times more than the riders
280 divided by 7 = 40 pages every night
(28/7=4, add a zero)