A) 5 seconds
B) 7 seconds
C) 9 seconds
D) None of these
Correct Answer: D
Solution :
Here, seven strike of a clock have 6 intervals while 10 strikes have 9 intervals. Therefore, required time\[=7/6\times 9\] seconds \[=10{\scriptstyle{}^{1}/{}_{2}}\] seconds.You need to login to perform this action.
You will be redirected in
3 sec