A and C would be the correct answer
I believe it would be 115 plus 56. subtract that from 180. i believe thisbis your answer
So just keep subtracting 5 from three or do 5 times 20 - 3. that equals - 97
Answer:
Mean speed = 41.3 mph
Step-by-step explanation:
Given that,
The speeds of an automobiles are given below:
20, 35, 42, 52, 65, 49, 24, 37, 23, 41, 50, 58
We need to find the mean speed of the cars.
Mean = sum of observations/ no. of observation

So, the mean speed of the cars is equal to 41.3 mph.