Answer:
If he climbed 80 mountains in the span of 10 months then you should divide the 80 by 10 which makes it 8.. so I believe the correct answer is 8 mountains per month
Complete Question
The complete question is shown on the first uploaded image
Answer:
The value is 
Step-by-step explanation:
From the question we are told to obtain the area to the of the z-score 1.39 and to the left of the z-score 1.53, this is mathematically represented as

From the z table on the question the area under the normal curve to the left corresponding to 1.53 and 1.39 is

and

So

=> 
Answer:
the polygon is 13in
Step-by-step explanation:
4 times 3 = 12in.
1 times 1= 1in.
12 + 1 = 13in.
HOPE THAT HELPS:)
I only know the answer to #34. Its 50 degrees becuase the letter C in the middle of the diameter which then goes down to radius then you do 100 divided by 2 and get 50