Joel is 13.
Because if the sum of all there ages added together divided by 3, will give you 13.
My god, this is tricky but it's between D and E.
I think it should be e.
Im pretty sure its A, but dont count on me!!! i hope it helps :/
Add the time to the start time:
8:30
1 hour: 9:30 am
2 hours: 10:30am
3 hours: 11:30am
4 hours: 12:30pm
5 hours: 1:30pm
Then 45 minutes makes the time 2:15pm
Answer: 2:15 pm