X sells an article to Y at 12%loss. Y sells it to Z at 9% profit. If Z pays ₹21,582 for it, then at what price (in ₹) was the article purchased by X?

22,500

Let the cost price = 100

              X                           Y                        Z

            100----12%L---------88----9%P------95.92

            ⇓×225                                                ⇓×225

            22500                                              21,582 (Given)