Question

perna decided to donate 15% of her salary to an orphange.on the day of donation she changed her mind and donated rupees 1896,which was 80%of what she had decided earlier.how much is perna's salary

Answer 1

let perna's salary be x

according to the question

80%*15%x = 1896

x= 15800

Answer 2

80%.........1896
100%.........?


1896×100/80

=12640

12640 is perna 15% salary.

suppose that perna salary is x

15 %.......12640
100%......?


x=100×12640/15

x=84266.67