T is text, thats all I know lol oh and 17 is blur / sharpen
Answer:
The answer for B is 10% and for C is 40%.
Explanation:
To get the percentage for B you take the the frequecy of students taking 2 courses (5) and multiply it by 100 then you divide it by whole number of students.
For C you do the after adding the number of students taking 1 or 2 courses (20).
therefore the frequency = 6×10^14
And what is the question?
Go into your trash bin in your computer.