PLEASE SOLVE ALL THE QUESTION USING VECTOR FORM ASAP!!!!!!!!!

1A river is 2 Wm wide and ows ay' kn'il'h. Marcus is driving a boat, which travels at Ekml'h in still water. He sets out across the river perpendicular to the current. There is a marina tit-ectlyr across from his starting location. ' a. How far downstream from the marina will he and up? b. How long will it take him to get across the river in minutes? 8. Given u = (6,-1,5) and. v = (-3,-2,9) a. A vector with a magnitude of 6, in the opposite direction o f. " in component form b. The angle between. u and. v to the nearest degree