Question

Aditya
Quantitative Aptitude Book
A wall clock takes 9 seconds in tringing at 9 O'clock. The time, it will take in
tringing at 11 O'clock, is
1)10 seconds 2) 10.80 seconds 3) 11 seconds 4) 11.25 seconds​

Answer 1

Step-by-step explanation:

There are 8 intervals in 9 tinging 10 intervals in 11 tinging

Time duration of 8 intervals=9 seconds

••reqd time=duration of 10 intervals

=(9/8×10) seconds

=11.25 seconds