Aptitude and Reasoning Questions

Q:

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statements:
(I) Some white is black.
(II) No black is green.

Conclusion:
(I) Some white is green.
(II) Some white is not green.

A) Conclusion I follows B) Conclusion II follows
C) Either 1 or 2 follows D) Both I and II follows
 
Answer & Explanation Answer: C) Either 1 or 2 follows

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

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Q:

Δ DEF is right angled at E. If m∠D = 30°, what is the length of DE (in cm), if EF = 6√3 cm?

A) 18 B) 12√3
C) 18√3 D) 12
 
Answer & Explanation Answer: A) 18

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

A box contains 5 green, 4 yellow and 3 white marbles. Threemarbles are drawn at random. What is the probability thatthey are not of the same colour ?

A) 40/44 B) 44/41
C) 41/44 D) 40/39
 
Answer & Explanation Answer: C) 41/44

Explanation:

n(E) = 5C3 + 4C3 + 3C3 = 10 + 4 + 1 = 15n(S) = 12C3 = 220

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Filed Under: Permutations and Combinations
Exam Prep: Bank Exams

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Q:

The perimeter of an isosceles triangle is 32 cm and each of the equal sides is 5/6 times of the base. What is the area (in cm2 ) of the triangle ?

A) 39 B) 48
C) 57 D) 64
 
Answer & Explanation Answer: B) 48

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Kishlay travelled equal distances at speeds of 10 kmph, 30kmph and 2 kmph and took a total time of 38 min. Find the total distance in kms.

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

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Filed Under: Partnership
Exam Prep: Bank Exams

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Q:

84% of a number is 105. The number is :

A) 120 B) 115
C) 112 D) 125
 
Answer & Explanation Answer: D) 125

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In a certain code, if DOG is written as 4157, then what will MAT be written as ?

A) 13120 B) 14120
C) 13012 D) 12120
 
Answer & Explanation Answer: A) 13120

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

What smallest number should be added to 2401 so that the sum is completely divisible by 14 ?

A) 8 B) 7
C) 4 D) 5
 
Answer & Explanation Answer: B) 7

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