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At what point of time after 3 O clock h...

At what point of time after 3 O clock hour hand and the minute hand are at right angles for the first time

A

9 o'clock

B

4 hours `36 (1)/(6)` minutes

C

3 hours `30 (8)/(11)` minutes

D

3 hours `32 (8)/(11)` minutes

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