Melanie buys a carrying case for her new laptop, which costs 125% as much as her old laptop case. The price of her new laptop carrying case is $65. If n represents the cost of her old laptop carrying case, which proportion can be used to find n?

Melanie buys a carrying case for her new laptop which costs 125 as much as her old laptop case The price of her new laptop carrying case is 65 If n represents t class=