NIMCET 2014 Reasoning PYQ — A watch gains 10 s in 5 min was set correct at 9.00 am. When the … | Mathem Solvex | Mathem Solvex
Tip:A–D to answerE for explanationV for videoS to reveal answer
NIMCET 2014 — Reasoning PYQ
NIMCET | Reasoning | 2014
A watch gains 10 s in 5 min was set correct at 9.00 am. When the watch indicated 20 min past 7.00 pm in the same evening, the correct time is
Choose the correct answer:
A.
7.00 pm
(Correct Answer)
B.
7.40 pm
C.
7.10 pm
D.
8.00 pm
Correct Answer:
7.00 pm
Explanation
A watch gains 10 s in 5 min It was set correct at 9.00 am. 20 min past 7.00 pm means 10 hrs 20 min has been passed. Or 620 minutes has been passed. According to the bold part, the watch must have gained 1240 sec. in 620 minutes. 1240 sec = 20 min 40 sec (gained) The correct time should be 7.00 pm
Explanation
A watch gains 10 s in 5 min It was set correct at 9.00 am. 20 min past 7.00 pm means 10 hrs 20 min has been passed. Or 620 minutes has been passed. According to the bold part, the watch must have gained 1240 sec. in 620 minutes. 1240 sec = 20 min 40 sec (gained) The correct time should be 7.00 pm
