Find the change
the change is 63-21=42
42 degrees in 12 hours
we want to find xdegrees/1hour
42/12=3.5 degrees per hour
Answer: 6.4 is the mean of the set of numbers
Step-by-step explanation:
8+4+6+6+7+7+9+4+8+5=64
64 divided by 10 = 6.4
Hope this helps!
Let X be the total number of guests

when X =1
(17+828)/36
845/36=23.5
am sorry but the question is not that clear
pls mark as brainliest