Answer: 33 mph
Step-by-step explanation:
First find out what 40% of 55 is:
= 40% * 55
= 22 mph
This means that the speed reduces by 22 mph inside the city.
The speed inside the city is therefore:
= 55 - 22
= 33 mph
This is the "empirical rule." Approx. 68% of a data set lie within one standard deviation of the mean.
Answer:
x = 26/45
Step-by-step explanation:
Answer:
the answer is solved in the image below.
Step-by-step explanation: