65mph
John drove a total of 200 miles (40mph•5)
655-200= 455 miles
Charlie drove this in seven hours, and 455mi/7hours = 65mph
Hope this helps, pls mark me brainliest
11 * 11 * 6 = 726 square inches

bear in mind that the continuously compounding interest is just that, a daily compounding cycle, taking a year as 365days.