Multiple choice

A clock loses 3% time during the first week and then gains 2% time during the next one week. If the clock was set right at 12 noon on a Sunday, what will be the time that the clock will show exactly 14 days from the time it was set right ?

  1. $1 : 36 : 48$
  2. $1 : 40 : 48$
  3. $1 : 41 : 24$
  4. $10 : 19 : 12$
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The clock loses 3% of 168 hours (1 week) = 5.04 hours. It gains 2% of 168 hours = 3.36 hours. The net loss is 1.68 hours (1 hour 40 minutes 48 seconds). Subtracting this from 12:00:00 results in 10:19:12.

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