|
CTS Cognizant Technology Solutions
1. Using the
digits 1,5,2,8 four digit numbers are formed and the sum of
all possible such numbers.
ans:106656
2. Four persons can cross a bridge in 3,7,13,17 minutes.
Only two can cross at a time. find the minimum time taken by
the four to cross the bridge.
ans:20
3. Find the product of the prime numbers between 1-20
ans..9699690
4. 2,3,6,7--- using these numbers form the possible four
digit numbers that are divisible by 4. ans.----8
5. Two trains are traveling at 18kmph and are 60 km apart.
There is fly in the train. it flies at 80kmph. It flies and
hits the second train and then it starts to oscillate
between the two trains. At one instance when the two trains
collide it dies. Distance traveled by the fly when both
trains collide is Ans.---12km
6. there are 1000 doors that are of the open-close type.
When a person opens the door he closes it and then opens the
other. When the first person goes he opens-closes the doors
ion the multiples of 1 i.e., he opens and closes all the
doors. when the second goes he opens and closes the doors 2,
4 6 8 respectively. Similarly when the third one goes he
does this for 3 6 9 1 2 15th doors resly. Find number of
doors that are open at last.
Ans:square numbers
7.There are 9 balls of this one is defective. Find the
minimum no. of chances of finding the defective one.Ans
3times
8. There are coins of Rs.5, 2,1,50p,25p,10p,5p. Each one has
got a weight. Rs 5 coin weighs 20gms.find the minimum number
of coins to get a total of 196.5gms.
9.A can do a work in 8 days, B can do a work in 7 days, C
can do a work in 6 days.
A works on the first day, B works on the second day and C on
the third day resly.that is they work on alternate days.
When will they finish the work.(which day will they finish
the work)
Ans: 7 7/168 days
10.A batsman scores 23 runs and increases his average from
15 to 16. find the runs to be made if he wants top inc the
avg to 18 in the same match.
ans: 39runs.
11.A man sells apples. First he gives half of the total
apples what he has and a half apple.
Then he gives half of the remaining and a half apple. He
gives it in the same manner. After 7 times all are over. How
many apples did he initially have.
ans: 127 apples.
12.In a club there are male and female members. If 15 female
quit then the number of females will become double the
number of males. If 45 males quit no. of female becomes five
times the number of males. Find the number of females.
ans: females:175,males:80
13.When I was married 10 years back my wife was the sixth
member of my family. Now I have a baby. Today my father was
dead and I had a new baby.now the average age of my family
is the same as that when I was married. Find the age of my
father when I was married.
ans:50
14.I and two of my friends were palying a game. For each win
I get Rs 3. totally I had three wins. Player 2 got Rs9 and
player 3 got Rs 12. how many games had been played.
15.A person gives a secret to two other persons in 5
minutes. How long will he take to tell the secret to 768
people.
16.There are 40 seats in a bus. People agree to share the
money for the number of seats. The total money comes to
70.37. how many seats were free.
9 seats.Rs.2.27
17.I had Rs100 and I play. If I win I will hav Rs110 and if
I lose I will hav Rs90. at the end I hav 2 wins and 2 loses.
How much do I hav.
18.There were sums related to diagrams. They asked to
calculate the areas of the circle, rectangle that were
enclosed in other objects. They were simple.
20. In a village, there is flood. In one village causalities
were less than the other. Why?
Ans : There were better health care centres(HCC).
21. A question on Pythagoras Theorem. Ans. 20
23. The distance between Mumbai & Calcutta is 25000 Km.
Train goes from Mumbai to Culcutta for which Speed & Time
are given. From C->M Speed alone is give. Of the above
conditions which is not required. (Not Complete)
ans: The distance 25,000Km is not required. Because, Speed *
Time = Distance. So only two conditions are required.
24. m < n & x>y Which is false?
Ans: x-m < y-n
25. A person has Rs.100. If he wins he gains 10%. If he
loses the game, he loses 10%. He wins twice and loses twice.
How much he has at the end?
Ans: Always less than 100.
26. Area of Shaded portion is ?
Ans : 115.5
Verbal
27. In A tribal group two groups live in different climatic
conditions. Ear Sensitivity is tested and found that one has
more when compared to other. What is the reason.
Ans. Depends on the physical place and condition he is
living.
There were many questions on logical reasoning.
Eg:
There are two identical islands. Same tribe live in the
islands. But their receptiveness varies.
This is the question.
There were four choices and we have to select the most
appropriate one.
For the above one the answer is ----- because of climatic
changes
There was a question in which they gave a polygon with all
the external angles. we have to calculate the asked interior
angle. |
|
