A = 400madsport wrote:The answer is C
So how do you solve question 8?
B = 400
Both A & B = 125
only A = 400 - 125 - 125 - 75 = 75
only B = 400 - 125 - 100 - 75 = 100
only A or only B or both = 75 + 100 + 125 = 300
Percentage = 300/1000 * 100 = 30%
Hope this helps.












