It will take JJ 4 hours to mow all of the yards in his block alone
XYR=36 hope this helps I actually don't know if it is right so I'm so sry if it is wrong so sry
Answer:
At least 37.74% of the procedures takes between 97.6 and 125.6 minutes
Step-by-step explanation:
The percentage is the area of the standard normal distribution curve between the values 97.6 and 125.6
The standard normal variate of the given data is found as

Thus for the given values Z is calculated as under

Similarly for the other value we have

Thus the area between the calculated values can be found from standard normal distribution table to be 37.74%
Answer: The answer would be b=4
Answer:I'm 97.248316478692% sure it's C.
Step-by-step explanation: