Answer: 0.8413
Step-by-step explanation:
Given : Henry has collected data to find that the typing speeds for the students in a typing class has a normal distribution.
Mean :
Standard deviation : 
Let x be the random variable that represents the typing speeds for the students.
The z-score :-

For x= 51

Using the standard normal distribution table ,the probability that a randomly selected student has a typing speed of less than 51 words per minute :-

Hence, the probability that a randomly selected student has a typing speed of less than 51 words per minute = 0.8413
204/6 = 34 trees a day. 340-204 =136 trees left to plant. 136/34 = 4 4 days
3 to the power of 5
you multiply 3 times 5 instead of 3 times 3 times 3 times 3 times 3
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Answer:
1. (-5)
Step-by-step explanation:
Here you go, glad to help :)