Jetpack flyer recently landed in LA (230, 20). He found out his target is in San Francisco (40, 220). His jetpack can go 250 mil
es without refueling. How far will he have to walk when his jetpack runs out (Rounded to the nearest mile)? He would have to walk approximately _____ miles when his jetpack runs out (Rounded to the nearest mile). Enter as a number only (units are already in the question).