Quiz 10/19/21 Algebra Adv 9th

1) 1 2 3 4 2) 1 2 3 4 3) 13800 12144 13728 10560 17472 4) Shoshana and Elisheva left their campsite by canoe and paddled downstream at an average speed of 12 km They turned around and paddled back upstream at an average rate of 4 km The total trip took 1 hour. After how much time did the campers turn around downstream? 45 minutes 15 minutes 25 minutes none of the above 5) 1 2 3 4