Answer:
Luiz left home first, 10 minutes before arriving time.
Explanation:
We assume that both Luiz and Bianca left the homes and travelled at constant speed. The purpose of this problem is determining who left home first, which is related to time. From Kinematics, both can be represented by the following expression:
(Eq. 1)
Where:
- Travelled distance, measured in meters.
- Speed, measured in meters per second.
- Time, measured in seconds.
Then, times taken by each person is now calculated:
Luiz (
,
)


Bianca (
,
)


If both arrived at school at 8:55 AM, then Luiz left home at 8:45 AM. Luiz left home first, 10 minutes before arriving time.
The area of the mind which contains past childhood events and the basic drives is in the preconscious. The preconscious, according to Sigmund Freud, contains the thoughts of the unconscious but can easily be recalled. It is also where the ego and superego is located.
Answer: what’s the question?