Open In App

QA – Placement Quizzes | Clocks Clocks Clocks | Question 3

Like Article
Like
Save
Share
Report

On the birthday of Sam, Param gave him an alarm clock, now Sam sets alarm at 5 am, and  Sam notices that:

  • The clock loses 960 seconds in last one day.
  •  Effectively, the clock indicates 10:00 pm on the 4th day.

 Find out the original time of the clock:

(A)

9 pm

(B)

10 pm

(C)

11 pm

(D)

08 pm


Answer: (C)

Explanation:

From the given information the time from 5 am on a day to 10 pm on the 4th day is 89 hrs. So, 23 hrs 44 min of this clock = 24 hrs of correct clock. Hence, 356/15 hrs of this clock = 24 hrs of correct clock. 89 hrs of the clock = (24 x 15/356 x 89)hrs of correct clock = 90 hrs of correct clock. Hence, the original time will be 11 pm.


Quiz of this Question
Please comment below if you find anything wrong in the above post


Last Updated : 28 Jun, 2021
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads