Out of males who use their coupons in Haircutting, 25% belongs to city A, then find number of males who use their coupons in Haircutting which doesn’t belongs to city A?

Let, Males and females who use their coupons in Haircutting be 13x and 7x respectively. ⇒ Males who use their coupons in Pedicure = 7x+72 Then Females who use their coupons in Pedicure = 450−13x−7x−7x−72=378−27x / ATQ, 7x+72+13x−(7x+378−27x)=174 40x–306=174 40x = 480 X =12 /

Number of males who use their coupons in Haircutting which doesn’t belongs to city A

=156× 75 100 =117