Aptitude and Reasoning Questions

Q:

ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

A) 2 B) 1
C) 0 D) 3
 
Answer & Explanation Answer: B) 1

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

A) 39 B) 93
C) 63 D) 36
 
Answer & Explanation Answer: A) 39

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

If 1/(1 + cosA) + 1/(1 ­- cosA) = x , then value of x is

A) 2sec2A B) 2cosecA
C) 2cosec2A D) 2secA
 
Answer & Explanation Answer: C) 2cosec2A

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A certain principal is invested in a scheme of compound interest. The amount obtained after 1 year is Rs 2400 and the amount obtained after 2 years is Rs 2880. What is the rate of interest (in percentage)?

A) 20 B) 15
C) 25 D) 10
 
Answer & Explanation Answer: A) 20

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) BG B) HN
C) SY D) PV
 
Answer & Explanation Answer: A) BG

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Filed Under: Alphabet Test
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Find equation of the perpendicular to segment joining the points A(0,4) and B(-5,9) and passing through the point P. Point P divides segment AB in the ratio 2:3.

A) x - y = 8 B) x - y = -8
C) x + y = -8 D) x + y = 8
 
Answer & Explanation Answer: B) x - y = -8

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Q:

If a perfect square, not divisible by 6, be divided by 6, the remainder will be

A) 1, 3 or 5 B) 1, 2 or 5
C) 1, 3 or 4 D) 1, 2 or 4
 
Answer & Explanation Answer: C) 1, 3 or 4

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Q:

In each of these question, the relationships between two or more elements are shown in the statements. These statements are followed by two conclusions. Read thestatements and give answer

Statement: A > B < P, Q < R > P

Conclusion:

I. B < R

II. Q > A

A) Only conclusion I follows. B) Only conclusion II follows.
C) Either conclusion I or II follows. D) Neither conclusion I nor II follows.
 
Answer & Explanation Answer: A) Only conclusion I follows.

Explanation:

(i) Q < R > P ... (ii)Combining both statements, we haveA > B < P < R > QNow, B < R is true.Hence, I follows.Again, We can’t compare A and Q. Thus, conclusion II does not follow.

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