The answer is the First one and the Second to Last one.
Answer:

Step-by-step explanation:
Given
See attachment for ski trails
Required
Total length of
ski trails
From the attached figure, there are 3 skis with length 
So:
The total length is:

Express fraction as improper fraction




Answer:
20.424
Step-by-step explanation:
Given words can be written as
Eight and eighty-eight hundredths = (8+
)
=
= 8.88
Two and three tenth = (2+
)
= 
= 2.3
Now multiply them
i.e 8.88 × 2.3 = 20.424
So 20.424 is the Answer
4^1= 4. the exponential form is b^e=n, while log is logb n=1.
Hello!
Since the function has no undefined points or domain constants the answer is all real numbers
The answer is all real numbers
Hope this helps!