If a clock takes $22 \text{ seconds}$ to strike $12$,how much time will it take to strike $6$? (in $\text{seconds}$)

How many times in a day,are the hands of a clock in a straight line but opposite in direction?

Between $1$ hour and $12$ hours,how many times will the hour hand and minute hand be together? (in times)

Suresh was born on October $4, 1999$. Shashikanth was born $6$ days before Suresh. The Independence Day of that year fell on a Sunday. On which day was Shashikanth born?

$A$ watch which gains uniformly is $2$ minutes slow at noon on Monday and is $4$ minutes $48$ seconds fast at $2$ p.m. on the following Monday. When was it correct?

How much does a watch gain or lose per day,if its hands coincide every $64$ minutes?