160 km because 20 hours times 8 km per hour
161%
Step-by-step explanation:
They are asking percentage so we know we going to ×100%
4943 AS A PERCENTAGE OF 3076

161%
Step-by-step explanation:
The coefficent of the x variable is b.
The formula for the period is

Here, b is 6 so we have

So the period is pi/3, or 60 degrees
If we look at the rest of the input and output, we also realize that:
output = input + 5
Thus if the input is 'n' then the output is 'n+5'
Hope that helps!