self Maths Puzzle


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

A.
5 1 "
11
B.
12 4 "
11
C.
13 4 "
11
D.
16 4 "
11

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self Other Question


The interest on Rs. 750 for 2 years is the same as the true discount on Rs. 960 due 2 years hence. If the rate of interest is the same in both cases, it is:

A. 12% B. 14%
C. 15% D.
16 2 %
3
.
How many times do the hands of a clock coincide in a day?

A. 20 B. 21
C. 22 D. 24