2014 · Q105
A class starts at 11:00 am and lasts till 2:27 pm. Four periods of equal duration are held during this interval. After every period, a rest of 5 min is given to the students. The exact duration of each period is
general-mental-abilityquantitative-aptitude
- A42 min
- B48 min
- C51 min
- D53 min
Explanation
11:00 am to 2:27 pm is 207 minutes; minus three 5-minute rests leaves 192 minutes for four periods, i.e. 48 minutes each.