Aptitude and Reasoning Questions

Q:

Three of the following four are alike in a certain way and hence form a group. Which is the one that does not belong to that group?

A) 8314 B) 3249
C) 2518 D) 1315
 
Answer & Explanation Answer: A) 8314

Explanation:

In all numbers except 8314, the sum of first three digits is equal to the unit's digit. 

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Filed Under: Classification

21 4270
Q:

Choose out the odd one

A) Nanak B) Christ
C) Buddha D) Gandhi
 
Answer & Explanation Answer: D) Gandhi

Explanation:

All except Gandhi are founders of religions

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Filed Under: Classification

34 4270
Q:

Find the minimum number of straight lines required to make the given figure.

A) 13 B) 15
C) 17 D) 19
 
Answer & Explanation Answer: A) 13

Explanation:

  

The horizontal lines are IJ, AB, EF, MN, HG, DC and LK i.e. 7 in number.

The vertical lines are AD, EH, IL, FG, BC and JK i.e. 6 in number.

Thus, there are 7 + 6 = 13 straight lines in the figure.

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Filed Under: Analytical Reasoning

18 4265
Q:

I. The Government has decided to hold a single entrance test for admission to all the medical colleges in India.

II. The State Government has debarred students from other States to apply for the seats in the medical colleges in the State.

A) The State Government has debarred students from other States to apply for the seats in the medical colleges in the State. B) Statement II is the cause and statement I is its effect.
C) Both the statements I and II are independent causes. D) Both the statements I and II are effects of some common cause.
 
Answer & Explanation Answer: D) Both the statements I and II are effects of some common cause.

Explanation:

Both the statements are effects of some common cause.

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Q:

A boat covers 63 km upstream in 9 hours and covers the same distance downstream in 7 hours . What is the speed (in km/ hr) of the boat in still water?

A) 8.7 B) 8.5
C) 7 D) 8
 
Answer & Explanation Answer: D) 8

Explanation:
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Filed Under: Boats and Streams

4 4261
Q:

Find the present worth of a bill of Rs.28000 due 2 years at 12% compound interest. Also find the true discount.

A) 300 B) 350
C) 250 D) 275
 
Answer & Explanation Answer: A) 300

Explanation:

PW = Amount1+R100T=28001+121002   = Rs.2500 

 

TD = Amount - PW = 2800 - 2500 = Rs.300

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Filed Under: True Discount

0 4259
Q:

The difference between present ages of Ravali and Swarna is 9 years. After 7 years, Ravali’s age is twice of Swarna’s age. What will be Ravali’s age after 4 years?

A) 15 yrs B) 16 yrs
C) 20 yrs D) 21 yrs
 
Answer & Explanation Answer: A) 15 yrs

Explanation:

Let the present age of Ravali = x

=> Swarna's present age = x - 9

From the given data,

x + 7 = 2(x - 9 + 7)

=> x = 11 yrs

Required Ravali's age after 4 years = 11 + 4 = 15 yrs.

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Filed Under: Problems on Ages
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Q:

Which of the following statement(s) is/are TRUE?

I. The total number of positive factors of 72 is 12.
II. The sum of first 20 odd numbers is 400.
III. Largest two digit prime number is 97.

A) Only I and II B) Only II and III
C) Only I and III D) All are true.
 
Answer & Explanation Answer: D) All are true.

Explanation:
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