"Half of a number decreased by 27" can be displayed as:
<u>1/2x - 27</u>
The work and answer provided are correct, the simpler way of doing it is
1)
1/6 page written in 1/12 of a minute
to write a full page, you would need to write 1/6, 6 times
so,

and

so it takes 1/2 of a minute to write a full page, there are 60 seconds in a minute, 1/2 of 60 seconds is 30 seconds
same process works for question 2(use 3 instead of 6 though)
You can see that the function is graphed for every number x that is greater than or equal to zero.
So we write that the domain is

.
Answer:
37.6
Step-by-step explanation:
Multiply the numbers