To find the mean, you add all the elements together, then divide by the number of elements.
Like this:
(45+48+49+40+53)/5=47
in other words the correct answer is 47 inches.
EDIT: Did the foolish mistake, of using the wrong numbers the first time. Fixed now and the answer is correct.
Answer:
x≤9
Step-by-step explanation:
because im cool
Answer:989.35
42.1×23.5=989.35
I hope this is good enough: