Answer:
a) = = .6 or 60%
b) = .55 or 55%
Explanation:
Count the boxes.
Divide and multiply by 100
hope this may help u
q. no (a)= 60%
(b)=55%
3.5m questions
4.5m answers
= 
= .6 or 60%
= .55 or 55%