infosys puzzles 02

1. I participated in a race.1/5th of those who are before me are
equal to 5/6th
of those behind me. What were the total number of
contestants
in the race?
(3
Marks)
2. Find the 3 digit number.
Third digit is
square root of first digit.
Second digit is sum of first
and third digits.
Find the number.
(3 Marks)
3. This problem is of
time and work type. Some
A and some B are able to
produce so many tors
in so many hours.(for example
10 A and 20 B are able to
produce 30 tors
per hour). Like this one more
sentence was given. We have to
find out
the rate of working of A and B in
tors/hour.
(4 Marks)
4. A and
B
play a game of dice between them. The
dice consists of colors on their faces
instead of numbers. A wins if both
dice show same color. B wins if both
dice
show different colors. One dice
consists of 1 red and 5 blue. What
must be the
color in the faces of other
dice.(i.e how many blue and how
many red?). Chances
of winning for A and B
are even.
(5 Marks)
5.
A girl has 55 marbles. She
arranges them in n
rows. The nth row consists
of n marbles, the (n-1)th row
consists of (n-1)
marbles and so on. What
are the number of marbles in nth
row?
(3 Marks)
6. This question is
of analogy type. Some sentences
regarding tastes of
people to poetry are
given like all who like A's Poem, like
the poems of B.
Like this 7 or 8
sentences were given. Questions were based on
this.
(8
Marks)
7.
This question is also of analogy type. Four persons
are there
A,B,C,D.
Each of the four persons own either P,Q,R,S. 10 sentences
using if
clause were given. We have to find out which belongs to whom.
(8
Marks)
8. This question involves percentage.
(5 Marks)
9.
Problems on
ages.
(6 Marks)
10. Problems on time and distance.
(5
Marks)