Most of those are correct but the ones that are not are, (15+8 divided by 4-6) as division comes first. 6x3-8 as multiplication comes before subtraction. And 2/3+4x2, multiplication comes before addition. So change those couple up and you got it.
Angle p equals 90 degrees so angle a equals 180-90-41=49
Answer:
10 x 10 x 10 x 10 x 10, 20 x 20 x 10, 30 x 20
I think it’s the third one but I’m not %100 sure
Answer: 
Step-by-step explanation:
Given
The temperature on the ground is 
temperature drop observed is 
The height of the plane is 
The total increase in height per
is
units
Temperature drop is

The temperature at that altitude is
