Answer:
B
Step-by-step explanation:
you are comparing percent to percent and total boys to total class.
<em>P</em><em>/</em><em>1</em><em>0</em><em>0</em><em>=</em><em>6</em><em>/</em><em>9</em>
P represent percentage and percentage is 100. so
(a)
(b)
It is given that .
Therefore, .
I think it's C.