Question

A hiker climbs a 9/10 of a 1-kilometer trail up a mountain in 3/4 hour. What was the hiker's average speed in kilometers per hour?

Answer 1

distance = 9/10 × 1 = 9/10km

time = 3/4 hour

average speed = 6/5 km / hr

Hope it helps

Answer 2

kilometres per hour 90 sec to 100 m