The sumof the pre-tax costs of items A ans item B is Tk. 300. In dhaka, each item would be charged a flat 7% tax. In Rangpur item A is subject to 5% tax and item b is subject to 10% tax. If the tax in Rangpur on the purchase of both items is exactly Tk 3 more than it is in Dhaka, than what is the pre - tax price of item A?