Answer:
unknown, because the cost of the sandwich, a drink and a bag of chips where not listed in the question
Ummm not to freak you out but what’s that in the background?
So if 360 is increased by 25%, you would end up with 450 (360 x 1.25), than if the result, 450 is decreased by 50% ( 450 x .50 = 225) (450 - 225 = 225) you would end up with 225.