Answer:
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Step-by-step explanation:
That should help
Answer:

Step-by-step explanation:
Alternate interior angles are formed when a transversal passes through two parallel lines.
If y+6=15, then y=9. (9+6)divided by 3 would be 5, not 15.
False. It’s should be 3/4
Answer:
Step-by-step explanation:
Given that the random variable X is normally distributed, with
mean = 50 and standard deviation = 7.
Then we have z= 
Using this and normal table we find that
a) 
b) When z=0.02
we get

c) 90th percentile z value =1.645
90th percentile of X 