Answer:
A
Step-by-step explanation:
4 ----- 2/3
15 ----- ????
multiply 15 by 2/3 and divide the result by 4 and you will get the answer.
For this case we have the following function:

We change the variables:

From here, we clear the value of y.

Then, we make the following change:

Finally, the inverse function is:

Answer:
The inverse of the given relation is:

Answer:
Xin has hiked 2.65 miles of the trial.
Step-by-step explanation:
Given:
Distance of the trial hike = 2650 miles
portion of the trial Xin hikes =
of the trial.
We need find the distance she hiked.
Solution:
Now we can say that;
distance Xin hiked is equal to Distance of the trial hike multiplied by portion of the trial Xin hikes.
framing in equation form we get;
Distance Xin hike = 
Hence Xin has hiked 2.65 miles of the trial.
Answer:12.2%
Step-by-step explanation:
Her total paycheck minus her salary = the commission amount
So
6500 - 1000 = 5500
So....her commission as a percentage of sales = 5500/ 45000 = about 12.2%