The statements that are correct are A and E. A because the y-intercept for y=5x+12 is 12 and the table of values it is 5. E is correct because the rate of change for the table of values is 24 and y=5x+12, it is 5.
50%
Bc if he has 4 chances and it's a guess of one or another then he has a 50% chance of getting it right. Also there are a Even number of questions so it evens out to 50%
I'm Not Completely sure but the closest Answer seems to be C.
It would drop by 24 degrees
3 x 8 = 24
For each hour another long way is simple just do
3 x 4 = 12 now just double it
12 + 12 = 24