-- The density of the glass alone doesn't change.
-- The density of the water alone doesn't change.
-- The density of (the entire glass + everything IN IT) increases,
because the part that used to be air (with very low density) is
changed to water (with much higher density than the air had).
Answer:32km/hr
Explanation:
Speed=distance/time
Speed=60/2 =30km/hr speed=68/2=34km/he
Average speed=(30+34)/2 =64/2=32km/hr
Answer:
The correct answer would be A
