– Zahir bought a Oneplus 9 Pro phone, which has a marked price of rs. 52,000 at a discount of 2%. Then he changed his mind and wanted to buy iPhone 13 Pro Max, which has a market price of Rs. 1, 55, 000 and a discount of 7% on the marked price. At what minimum percentage profit must Zahir sell his Oneplus 9 Pro phone so that he can buy iPhone 13 Pro Max using the money he would receive from selling the old phone and Rs. 85,546 from his savings?