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Arithmetic aptitude :: Clocks :: Clocks_type1




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6.

A watch which gains uniformly was observed to be 5 minutes slow at 6:00 a.m on a Tuesday. On the subsequent Monday at 12:00 noon, the watch was 20 minutes faster. When did the watch show the correct time?


A) 12 : 00 noon Tuesday.

B) 12 : 00 midnight Wednesday.

C) 12 : 00 noon Wednesday.

D) 12 : 00 morning Friday.

E) 12 : 00 noon Saturday.



7.

Three clocks -Ci, C2, and C3 show correct time at 3:00 a.m. Clock C1, uniformly loses 4.5 minutes in an hour, clock C2 uniformly loses 1.5 minutes in an hour and clock C3 uniformly gains 2.5 minutes in an hour. At 11:00 a.m on the same day, by how much time will C1 and C2' C2 and C3' C1 and C3 differ respectively?


A) 24 minutes, 32 minutes, 56 minutes

B) 25 minutes, 33 minutes, 56 minutes

C) 27 minutes, 40 minutes, 57 minutes

D) 29 minutes, 41 minutes, 58 minutes



8.

The reflection of a wall clock in a mirror shows the time as 10 hours 23 minutes, then what is the actual time in the clock?


A) 2 hour 36 minutes.

B) 3 hour 39 minutes.

C) 1 hour 30 minutes.

D) 1 hour 37 minutes.

E) 2 hour 37 minutes.



9.

For how many times, the minute hand of a clock will be opposite to the hour hand from 3:00 p.m on Friday to 11:00 a.m on the subsequent Sunday?


A) 40

B) 43

C) 42

D) 45

E) 46



10.

What is the angle covered by the hour-hand in 48 minutes?


A) 26° in 48 minutes

B) 2° in 46 minutes

C) 28° in 47 minutes

D) 29° in 50 minutes

E) 24 ° in 48 minutes



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