Increased price =( Increased ratio ∕ Original ratio )× Original price Increase in revenue = Total tickets sold × (Increased price - Original price) Calculation: Increased price =(13∕10)×250 ⇒ Increased price =325 Increase in revenue =3600×(325−250) ⇒ Increase in revenue =3600×75 ⇒ Increase in revenue =₹2,70,000