Answer:
1?
Step-by-step explanation:
if you go from -6 to 3 it is 9 spaces. so 7 spaces equals one.
Answer:
Step-by-step explanation:


case~2

Answer:
D. 5
Step-by-step explanation:
Mean: (50+60)/2
110/2
55
Margin of error:
60 - 55
5
It would cost about $.50 because $8.15 rounds to $8.00, and 8/16 = 0.5