12% previously owned a Widows computer; 71% previously owned a Macintosh computer. The percentage that owned either is the sum of these, 83%.
The appropriate selection is
C) 83%
The answer to question 3 is 4
If it's relationship Akira : Business A. = 7:5
The part of Akira is 7k
and the part of the Business A. is 5k
Then
7k+5k=12k => 12k=1,800,000 => k= 1,800,00/12=150,000$
Akira part is 7k= 7 * 150,000 = 1,050,000$
Good luck!!!!