If we add four 16 bit unsigned numbers and store the result in a register, what should be the minimum width of the register to hold the complete result? group of answer choices 18 bit 16 bit 19 bit 17 bit

Helen's credit card has an apr of 15.32% and a grace period of 17 days and helen pays her balance in the full every month. if her last billing cycle ended on september 26, 2009, and she made her payment on october 11, 2009, did she owe any interest on her last statement's balance?