Aptitude - Clock - Discussion

Discussion Forum : Clock - General Questions (Q.No. 16)

Clock

16.

At what time, in minutes, between 3 o'clock and 4 o'clock, both the needles will coincide each other?

5	1	"
	11

12	4	"
	11

13	4	"
	11

16	4	"
	11

Answer: Option

Explanation:

At 3 o'clock, the minute hand is 15 min. spaces apart from the hour hand.

To be coincident, it must gain 15 min. spaces.

55 min. are gained in 60 min.

15 min. are gained in		60	x 15	min	=	16	4	min.
		55					11

The hands are coincident at 16	4	min. past 3.
	11

Discussion:

33 comments Page 4 of 4.

M.S.N Prasad Reddy said: 1 decade ago

@Sharanya

Can you explain this briefly please ?

Sharanya said: 1 decade ago

In 60 minutes, the minute hand gains 55 minutes on the hour hand.

Deepak said: 1 decade ago

I can't get that 55 min. are gained in 60 min

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