Points A and C on a map are 12 km apart if you follow a certain path. A troop of Boy Scouts leaves Point A at 11:00 a.m. They travel 3 km/hr because they have heavy packs until they reach Point B at 12:45. If they want to reach Point C by 2:00, how fast will they have to go in km/hr?

1 answer

distance = speed * time. They have gone 3 * 1.75 = ____ km. So they have ___ km left to go
they have 1.25 hr left
speed = distance/time = _____ km/hr