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

$A$ man who went out between $3$ and $4$ and returned between $8$ and $9$ found that the hands of the watch had exactly changed places. He returned at

If a clock started at noon,then the angle turned by the hour hand at $3:45\, PM$ is (in $^{\circ}$)

$A$ clock takes $9$ seconds to strike $4$ times. In order to strike $12$ times at the same rate,the time taken is (in $seconds$)

At what time are the hands of a clock together between $6$ and $7$?

Number of times the hands of a clock are in a straight line everyday is