Aptitude and Reasoning Questions

Q:

The admission ticket for an exhibition bears a password which is changed after every clock hour based on set of words chosen for each day. The following is an illustration of the code and steps of rearrangement for subsequent clock hours. The time is 9 a.m. to 3 p.m.

 

Day's first password :       

First Batch  -----  9 a.m. to 10 a.m.

is not ready cloth simple harmony burning

Second Batch  -----  10 a.m. to 11 a.m.

ready not is cloth burning harmony simple

Third Batch  -----  11 a.m. to 12 noon

cloth is not ready simple harmony burning

Fourth Batch  -----  12 noon to 1 p.m.

not is cloth ready burning harmony simple

Fifth Batch  -----  1 p.m. to 2 p.m.

ready cloth is not simple harmony burning and so on. 

 

 If the password for 11 a.m. to 12 noon was --- "soap shy miss pen yet the she", what was the password for the first batch ? 

A) pen miss shy soap she the yet B) shy miss pen soap yet the she
C) soap pen miss shy she the yet D) miss shy soap pen she the yet
 
Answer & Explanation Answer: B) shy miss pen soap yet the she

Explanation:

Clearly, the given arrangement is as under :
In the first step, the first three and the last three letters are written in a reverse order.
Then, the first four and the last three letters are written in a reverse order.

 

The process is repeated to obtain successive output steps. 

Third batch : soap shy miss pen yet the she

Second batch : pen miss shy soap she the yet

First batch : shy miss pen soap yet the she

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Q:

A boat takes 2 hours to travel from point A to B in still water. To find out its speed upstream, which of the following information is/are required?

A. Distance between point A and B.

B. Time taken to travel downstream from B to A.

C. Speed of the stream of water.

A) Only A and B B) Only B and C
C) All are required D) Any one pair of A and B, B and C or C and A is sufficient
 
Answer & Explanation Answer: D) Any one pair of A and B, B and C or C and A is sufficient

Explanation:

Let distance between A & B = d km
Let speed in still water = x kmph
Let speed of current = y kmph

from the given data,
d/x = 2

From A) we get d
From B) we get d/x+y
From C) we get y

 

So, Any one pair of A and B, B and C or C and A is sufficient to give the answer i.e, the speed of upstream.

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Filed Under: Boats and Streams
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7 6652
Q:

In the case of how many letters of the word RAIMENT will their order in the word and that when the letters are arranged in the alphabetical order, remain the same?

A) None B) One
C) Two D) Three
 
Answer & Explanation Answer: D) Three

Explanation:

After the rearrangement of letters, the new order of the letters is as follows:

New Order : A E I M N R T

Given word: R A I M E N T

Clearly, positions of three letters I, M and T will remain unchanged.

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Filed Under: Alphabet Test

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Q:

A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, then the number of revolutions made by the larger wheel is ?

A) 11 B) 7
C) 9 D) 13
 
Answer & Explanation Answer: C) 9

Explanation:

Here the number of cogs is inveresly proportional to number of revolutions

=> More cogs less revolution
=> 6 : 14 :: x : 21
=> (21x6)/14 = 9

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Filed Under: Ratios and Proportions
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6 6648
Q:

The ratio between the number of sheep and the number of horses at the Stewar farm is 4 to 15. If each of horse is fed 110 ounces of horse food per day and the farm needs a total 13200 ounces of horse food per day. what is number sheep in the form ?

A) 32 B) 36
C) 44 D) 52
 
Answer & Explanation Answer: A) 32

Explanation:

Given ratio of number of sheep and horses = 4 : 15
Let number of sheep and horses are 4k and 15k
Number of horses = 13200/110 = 120
Now 15K = 120 and k = 8
Number of sheep = 4k = (4 x 8) = 32

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Filed Under: Ratios and Proportions
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8 6637
Q:

8 years ago Ramana's mother was five times older than her daughter. After 8 years the mother will be twice older than her daughter. Find the present age of Ramana?

Answer

Let Ramana's age 8 years ago be x years and mother's age 8 years ago be 5x


2(x + 16) = 5x + 16


2x + 32 = 5x + 16


3x = 16 


  years


Hence, Present age of Ramana =  years

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Subject: Problems on Ages

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Q:

Priya can do a work in 16 days. In how many days will the work be completed by Sai, if the efficiency of Sai is 60% more than that of Priya ?

A) 8 days B) 12 days
C) 14 days D) 10 days
 
Answer & Explanation Answer: D) 10 days

Explanation:

Ratio of efficiencies of Priya and Sai is

Sai : Priya = 160 : 100 = 8 : 5

Given Priya completes the work in 16 days

Let number of days Sai completes the work be 'd'

=> 5×16 = 8×d

d = 10 days.

Therefore, number of days Sai completes the work is 10 days.

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Filed Under: Time and Work
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13 6626
Q:

Find the area of the rectangle or square with the given dimensions L = 5 inches, W= 3 inches?

A) 13 B) 14
C) 15 D) 16
 
Answer & Explanation Answer: C) 15

Explanation:

We know that,

Area of rectangle A = L x W = 5 x 3 = 15 sq.inches.

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Filed Under: Area
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