**Numerical Ability Concepts for IBPS CWE Clerical. IBPS CWE Clerk Exam 2012 Numerical Ability Questions.**

o Train A crosses
another train B in 30 sec. the length of train B is 140% of the
length of train A.

the speed of train
A is 72 km/h. what is the difference between the lengths of the two

trains?

**ans:100 m**
o mr. Z spends 24%
of his monthly income on food and 15% on the education of his
children. he

spends 25% of the
remaining salary on entertainment and 20% on conveyance. he is now
left

with Rs 10376.
what is the salary of mr. Z?

**ans:Rs 32000**
o the average
marks secured by Ankit in maths , science and english are 70 and that
in history

and english are
60. what are his avg. marks in maths and science? ans: cannot be
determined

o the difference
between a 2 digit number and the number obtained by interchanging the

positions of its
digits is 36. the digit at units place is 1/3rd of the digit at ten's
place in the

original number.
what is the original number?

**ans:62.**
o in each of the
following questions two equations I and II are given. you are
required to solve

both the equations
and give answers

(1) if a<b (2)
if a>b (3) if a>=b (4) if a<=b

(5)if a=b

a] I. a2=4
II.4b2‐24b+1=0

**ans. 1**

b] I.6a2‐5a+1=0
II.20b2‐9b+1=0

**ans.2**

c]I.5a+7a+2=0 II.
8b+30b+25=0

**ans.2**

o manoj invested
an amount of Rs 50000 to start a software business. after six months
Madhu

joined him with an
amount of Rs 80000. at the end of three years they earned a profit of
Rs

24500. what is the
share of Manoj in the profit?

**ans: Rs 10500**.
o if the cost of
gardening is Rs 85 per square meter then what will be the cost of
gardening 1.4

metre wide strip
inside around a circular field having an area of 1386 sq.m?

**ans.Rs 15184.40**
o the ratio
between the incomes of Satish and Manoj was 7:8 respectively. the
income of Satish

increased by 20%
and that of Manoj was decreased by 10%. what will be the new ratio

between their
incomes?

**ans:7:6**
o avg. of five
consecutive odd nos. is 61. what is the difference between the
highest and lowest

no.?

**ans:8**
o the difference
between a two digit no. and the no. obtained by interchanging the
digits is 9.

what is the
difference between the two digits of the no.?

**ans:1**
o a circle and a
rectangle have same perimeter. the sides of the rectangle are 18 cms
and 26 cms.

what is the area
of circle?

**ans:616 sq. cm**.
o N number of
persons decide to raise Rs 3 lacs by equal contributions from each.
had they

contributed Rs 50
extra, the contribution would have been Rs 3.25 lacs. how many
persons are

there?

**ans. 500**
o the difference
between a number and its three is 50.what is the number?

**ans. 125**
o a tank is filled
in 5 hours by three pipes A, B and C. the pipe C is twice as fast as
B and B is twice

as fast as A. how
much time will pipe A alone take to fill the tank?

**ans: 35 hrs**
o milk contains 5%
water. what quantity of pure milk should be added to 10 ltrs of milk
to reduce

this to 2%?

**ans 15 ltrs**
o starting with
the initial speed of 30 km/h, the speed is increased by 4 km/h every
two hours.

how many hours
will it take to cover a distance of 288 km?

**ans:8 hrs**
o with a uniform
speed, a car covers the distance in 8 hours. had the speed been
increased by 4

km/h, the same
distance could have been covered in 7.5 hrs. what is the distance

covered?

**ans.480 km**
o if 2a‐b=33,
b+2c=1 and a+3c=1, then what is the value of (a+b+c)?

**ans:34**
o if 40% of a no.
is equal to 3/7 of other no. and sum of these nos. is 145. which is
the larger

number?

**ans: 75**
o the area of a
circular field is equal to the area of a rectangular field. the ratio
of the length and

the breadth of the
rectangular field is 14:11respectively and perimeter is 100 m. what
is the

diameter of the
circular field?

**ans.28 m**
o in how many ways
can the letters of the word CAPITAL be arranged in such a way that
all the

vowels always come
together?

**ans 360**
o for what value
of x the inequality 2x2+5x<3 is satisfied?

**ans.‐3<x<1/2**
o what will come
in place of the question mark(?) in the following equation‐

(185% of 240) / (?
x 6)=666

**ans.4****IBPS CWE Clerical Questions for Numerical Ability**

1. A train runs at
the rate of 45 kmph. What is its speed in metres per second?

2. Two trains
start at the same time from two stations and proceed towards each
other at the rates off

20 kmph and 25
kmph respectively. When they meet, it is found that one train
travelled 80 km more

than the other.
Find the distance between the two stations?

3. A motor car
does a journey in 10 hours, the first half at 21 kmph, and the rest
at 24 kmph. Find the

distance?

4. Two men start
together to walk a certain distance, one at 3 ¾ km an hour and the
other at 3 kmph.

The former arrives
half an hour before the latter. Find the distance?

5. What is the
length of the bridge which a man riding 15 kmph can cross in 5
minutes?

6. How long will a
train 60 m long travelling at a speed of 40 kmph take to pass through
a station whose platform is 90 km
long?

7. How many
seconds will a train 60 m in length, travelling at the rate of 42
kmph, take to pass another

train 84 m long,
proceeding in the same direction at the rate of 30 kmph?

8. A train takes 5
secs to pass an electric pole. If the length of the train is 120 mts,
How much time will

it take to cross a
railway platform the length which is 180 metres ?

9. Two trains are
running in opposite directions with speeds of 62 kmph and 40 kmph
respectively. If

length of one
train is 250 mts and they cross each other in 18 secs. Find the
length of the other train?

10. If a man's
rate with the current is 12 kmph and the rate of the current is 1.5
kmph. Find the man's

rate against the
current?

11. A boat goes 40
km upstream in 8 hours and 36 km downstream in 6 hours. Find the
speed of the

boat in still
water?

12. A can row a
certain distance downstream in 6 hours and return the same distance
in 9 hours. If the

stream flows at
the rate of 2 ¼ kmph, find the speed of A in still water?

13. During one
year, the population of a locality increases by 5% but during the
next year, it decreases

by 5%. If the
population at the end of the second year was 7980, find the
population at the beginning of

the first year?

14. If A's salary
is 25% more than that of B, then how much percent is B's salary less
than that of A?

15. The number of
seats in a cinema hall is increased by 25%. The price on a ticket is
also increased by

10%. What is the
effect on the revenue collected?

16. A candidate
who gets 30% of the marks in a test fails by 50 marks. Another
candidate who gets 320

marks fails by 30
marks. Find the maximum marks?

17. A man sells
two watches for Rs. 99 each. On one he gained 10% and on the other he
lost 10%. Find his gain or loss
percent?

18. The cost price
of 16 articles is equal to the selling price of 12 articles. Find the
gain or loss percent?

19. A shopkeeper
marks his goods 20% above cost price, but allows 10% discount for
cash. Find the

percentage profit?

20. A dishonest
dealer professes to sell his goods at a profit of 20% and also weighs
800 grams in place

of a kg. Find his
actual gain%?

21. I sold a book
at a profit of 7%. Had I sold it for Rs. 7.50 more, 22% would have
been gained. Find the cost price?

22. If goods be
purchased for Rs. 450, and one‐third be sold at a loss of 10%, at
what gain percent

should the
remainder be sold so as to gain 20% on the whole transaction?

23. A tradesman
marks his goods at 25% above his cost price and allows purchasers a
discount of 12 ½

% for cash. What
profit % does he make?

24. Manju sells an
article to Anju at a profitof 25%. Anju sells it to Sonia at a gain
of 10% and Sonia sells to Bobby at a
profit of 5%. if Sonia sells it for Rs. 231, find the cost price at
which Manju bought the article?

25. A man buys a
shirt and a trouser for Rs. 371. If the trouser costs 12% more than
the shirt, Find the

cost of the shirt?

26. Manish travels
a certain distance by car at the rate of 12 kmph and walks back at
the rate of 3kmph.

The whole journey
took 5 hours. What is the distance he covered on the car?

27. Two trains A
and B start simultaneously in the opposite direction from two points
A and B arrive at

their destinations
9 and 4 hours respectively after their meeting each other. At what
rate does the

second train B
travel if the first train travels at 80 kmph?

28. A train
requires 7 seconds to pass a pole while it requires 25 seconds to
cross a stationary train

which is 378 mts
long. Find the speed of the train?

29.A and B travel
the same distance at the rate of 8 km and 10 km an hour respectively.
If A takes 30

minutes longer
than B, the distance travelled by B is?

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