Question Number 102773 by Ar Brandon last updated on 11/Jul/20

   During a sales period a magazine offers a t% discount  For clients in possession of the fidelity card, an extra discount  of (t+5)% is offered.     A client benefits from these two discounts and pays   150 ε for an article whose initial price is 250ε  (i) Show that t is solution to the equation  250×(1−(t/(100)))×(1−((t+5)/(100)))=150  (ii) Solve this equation and deduce the value of t.