Question

You travel 400 km in 4 h. Your _____ speed is 100 km/h.
constant
average
instantaneous
initial

Answer 1

constant, because you don't change

Answer 2

the answer is average because over the entire trip, we can divide 400 km by 4 h. It wouldn't be constant because we could be driving at different speeds during the trip.

Answer 3

yea i think your right Auctoratrox, sorry my mistake

Answer 4

average

Answer 5

speed ave=d/t=400/4=100 km/h