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
resly. Similarly when the third one goes he does this for 3 6 9 12
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.
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