His________ as an officer was not quite satisfactory .

Collision theory is satisfactory for:

Collision theory is satisfactory for:

Study the information below and answer questions based on it. The plan above shows an office block for six officers A, B, C, D, E and F. Both B and C occupy offices to the right of the corridor (as one enters the office block) and A occupies an office to the left of the corridor. E and F occupy offices on opposite sides of the corridor but their offices do not face each other. The offices of C and D face each other. E does not have a corner office. F's office is further down the corridor than A's but on the same side. If E sits in his office and faces the corridor, whose office is to his left ?

His____ nature would not let him leave his office before 3p.m.

A person goes to his office at 1/4th of the speed at which he returns from his office. If the average speed during the whole trip is 15 km/h, then what is the speed of the person while he was going to his office?