Q51. A pipe can fill a tank in 3 hrs .Due to a leakage in the tank it takes 3.5 hrs to fill the same tank. Then how many hours will the leakage can empty the tank.
a) 3.5 hrs
b) 30 hrs
c) 0.5 hr
d) 21 hrs
Ans. D
Q52.
If a three digit number ‘abc’ has 3 factors, how many factors does the 6-digit
number ‘abcabc’ have ?
a) 16
b) 24
c) 16 or 24
d) 28
Ans. C
Q53.
A series of books was published at 10 years interval. When the 10th book was
issued, the sum of publication years was 19,560. When was the 1st book
published ?
a) 1910
b) 1914
c) 1911
d) 1909
Ans. C
Q54.
The diagonal of a square is twice the side of equilateral triangle. Find the
ratio of Area of the Triangle to the Area of Square.
a) √3:8
b) √2:5
c) √3:6
d) √2:4
Ans. A
Q55.
What is the value of (444444458888888544444442+44444438)/44444444^2
a) 88888883
b) 88888884
c) 88888888
d) None of these
Ans. A
Q56.
Jake can dig a well in 16 days. Paul can dig the same well in 24 days. Jake,
Paul and Hari together dig the well in 8 days. In how many days Hari alone can
dig the well ?
a)
32 days
b)
48 days
c)
96 days
d)
24 days
Ans. B
Q57.
There is a set of 36 distinct points on a plane with the following
characteristics :
*
There is a subset A consisting of 14 co-linear points.
*
Any subset of three or more co-linear points from the 36 are a subset of A.
How
many distinct triangles with positive area can be formed with each of its
vertices being one of the 36 points? (Two triangles are said to be distinct if
at least one of the vertices is different)
a)
7140
b)
4774
c)
1540
d)
6776
Ans. D
Q58.
Divide 50 into two parts, such that the sum of their reciprocals is 1/12.
a)
25,25
b)
10,40
c)
20,30
d)
None of these
Ans. C
Q59.
Find the number of zeros in the expression 15 * 32 * 25 * 22 * 40 * 75 * 98 *
112 * 125.
a)
9
b)
7
c)
14
d)
12
Ans. A
Q60.
In how many ways can 7 different objects be divided among 3 persons so that
either one or two of them do not get any object ?
a)
36
b)
180
c)
381
d)
84
Ans. C
Q61.
Which of the following numbers must be added to 5678 to give remainder of 35
when divided by 460 ?
a) 980
b) 797
c) 955
d) 618
Ans. B
Q62.
The sum of four consecutive two-digit odd numbers, when divided by 10, becomes
a perfect square. Which of the following can possibly be one of these four
numbers ?
a) 67
b) 41
c) 25
d) 31
Ans. B
Q63.
4 men throw a die each simultaneously. Find the probability that at least 2
people get the same number.
a) 5/18
b) 13/18
c) 1/36
d) 1/2
Ans. D
Q64.
There are 10 points on a straight line AB and 8 on another straight line AC
none of them being point A. How many triangles can be formed with these points
as vertices ?
a) 680
b) 720
c) 830
d) 640
Ans. D
Q65.
How many 7-digit telephone numbers can be formed with 6 and 5 at the right and
left extreme ends respectively ?
a) 2160
b) 720
c) 4320
d) None of these
Ans. D
Q66.In
how many ways a cricketer can score a double century (200 runs) with only
boundaries (fours) and over boundaries (sixes) ?
a) 15
b) 16
c) 17
d) 18
Ans. C
Q67.
A boy buys 18 sharpners, (brown/white) for Rs.100. For every white sharpener,
he pays one rupee more than the brown sharpener. What is the cost of white
sharpener and how much did he buy ?
a) 5, 9
b) 5, 13
c) 5, 10
d) 6, 10
Ans. C
Q68.
The wages of 24 men and 16 women amount to 11600 per day. Half the number of
men and 37 women has same money. The daily wages paid to each man is :
a) 375
b) 400
c) 410
d) 350
Ans. D
Q69.
There is a toy train that can make 10 musical sounds. It makes 2 musical sounds
after being defective. What is the probability that same musical sound would be
produced 5 times consecutively?
a) 1/32
b) 2/32
c) 5/16
d) 3/8
Ans. A
Q70.
Peter and Paul are two friends. The sum of their ages is 35 years. Peter is
twice as old as Paul was when Peter was as old as Paul is now. What is the
present age of Peter ?
a) 20
b) 18
c) 21
d) 39
Ans. A
Q71.
A girl has to make pizza with different toppings. There are 8 different
toppings. In how many ways can she make pizzas with 2 different toppingsen
divided by 460 ?
a) 98
b) 70
c) 56
d) 64
Ans. C
Q72. There
are two pipes A and B. If A filled 10 liters in a hour B can fills 20 liters in
same time. Likewise B can fill 10, 20, 40, 80,160….if B filled in (1/16) th of
a tank in 3 hours, how much time will it take to fill completely?
a) 6 hours
b) 4 hours
c) 7 hours
d) None of these
Ans. C
Q73.
Sports readers, 10 tables, 4 chairs per table, each table has different number
of people then how many tables will left without at least one person ?
a) 6
b) 5
c) 11
d) 60
Ans. A
Q74.
The ages of two friends is in the ratio 5:6. After how many years will the ages
be in the ratio 7:8 ?
a) 20 years
b) 25 years
c) 10 years
d) 15 years
Ans. C
Q75.
One man want to build a wall the length and breadth of the wall are 20, 30
respectively. He need 10 bricks for one square centi meter then how many bricks
he need ?
a) 5000
b) 600
c) 6000
d) None of these
Ans. C
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