Book Maths Puzzle Numerical Ability Clocks and Calendars

A clock which gains 5 minutes every 12 hour, is set right at 5 a.m.What will be the real time, when the cock shows 5 p.m. on the following 5th day ?

a. 4:55 p.m.
b. 4:05 p.m.
c. 5:05 p.m.
d. 5:55 p.m.

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Book Other Question

To pass an examination, 40% marks are essential. A obtain 10% marks less than the pass marks and B obtains 11.11% marks less than A. What ... What percent less than the sum of a's and b's marks should c obtain to pass the exam?? Suppose you enter an elevator at a certain floor. Then the elevator
moves up 5 floors, down 3 floors, and up 2 floors. If you are then at
the 8th floor, on what floor did you first enter the elevator?