Answer:
Answer 10:42 O'clock.
Step-by-step explanation:
One hour = 60 minutes
In order to calculate the time at 18 minutes before 11 O'clock, we need to subtract 18 minutes in 11:00 O'clock.
Hour Minutes
11 00
- 00 18
10 42
So the answer will be 18 minutes before 11:00 O'clock is 10:42 O'clock.
