Answer:
See the table and the digure attached
Explanation:
For this case we can create the following table to express the information:
Category Frequency Rel. Frequency
_______________________________
A 60 0.5 (50%)
B 24 0.2 (20%)
C 36 0.3 (30%)
_______________________________
Total 120 1.0 (100%)
The values for the relative frequencies are calculated like this:
And as we can see on the figure attached we have the distributions required