For the following questions answer them individually
A clock strikes once, twice, thrice, ...., twelve times at 1, 2, 3,...., 12 O' clock and once at every half-an-hour. The number of times strikes between 3.05 am to 11.55 a.m. is
Four cars A, B, C and D start respectively at 9.30 am, 10.30 am, 2.30 pm and 2.45 pm and reach their respective destinations at 12.15 pm, 11.45pm, 9.15 pm and 8.30 pm same day. The car which travelled for short time is
A is the daughter of B; C is the brother of B, and D is the mother of C. How A is related to D?
Reaching the venue of the meeting at 8.15, a person R found that he is half-an-hour earlier than the person Q who came 40 minutes late. The scheduled time of the meeting is