Answer:
(a) 62%
(b) 64%
Explanation:
To find the answer to part "a" you need to divide the total number of shoppers without computer access at home by the total number of shoppers (300).
186/300 = 0.616 = 0.62
0.62 is equivalent to 62%
To find the answer to part "b" you need to divide the total number of shoppers without an email account (Regardless of computer access) by the total number of shoppers (300).
192/300 = 0.64
0.64 is equivalent to 64%.
I hope this helps!