Wipro Company Numerical Ability Permutation and Combination

a watch ,which gains uniformly is 2min.show at noon on monday,and is 4min.48 seconds
fast at 2pm.on the follwing monday.when was it correct?
a)2 days 6hrs b)2 days 2 hrs c)3days 1hr d)3days 6hrs

Read Solution (Total 2)

from Monday noon to the following monday at 2:00 pm total no. of hour=7 day +2 hour
=(7*24+2)=170 hour
in this period watch gains 2 min + 4 min 48 sec=6(4/5)min
watch gains 6(4/5)min in 170 hrs
watch gains 2min in (170/34)*5*2 hrs
means 2 day and 2 hour
11 years agoHelpfull: Yes(7) No(1)

2 days n 2 hour
11 years agoHelpfull: Yes(1) No(0)

Wipro Other Question

on the occasion of a certain meeting each member gave shake hand to
the remaining number.if the total shake were 1176,how many members were present for the meeting.
a)48 b)58 c)49 d)59 pallavi doesn't feel she is really a child anymore.ten years ago,her mother was
five times her age.now she is three sevenths of her mothers age,and in five years she will be half her
mother's age
.how old will she be when she is half her mother's age.
a)18 b)20 c)22 d)28