Aptitude and Reasoning Questions

Q:

A student, by mistake, wrote 64 in place of 46 as a number at the time of finding the average of 10 given numbers & got the average as 50. The correct average of the numbers is

A) 48.2 B) 48
C) 48.1 D) 49
 
Answer & Explanation Answer: A) 48.2

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

The third proportional of the following numbers (x - ­y)2, (x2 - y2)2 is

A) (x+y)3 (x-­y)2 B) (x+y)4 (x­-y)2
C) (x+y)2 (x-­y)2 D) (x+y)2 (x-y)3
 
Answer & Explanation Answer: B) (x+y)4 (x­-y)2

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The point equidistant from the sides of a triangle is called

A) Circumcenter B) Incentre
C) Orthocentre D) Centroid
 
Answer & Explanation Answer: B) Incentre

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Filed Under: Volume and Surface Area
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Q:

What is the distance between the points (4,7) and (­1,­5)?

A) 10 units B) 13 units
C) 5 units D) 11 units
 
Answer & Explanation Answer: B) 13 units

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Q:

From the given alternatives, select the word which CANNOT be formed using the letters of the given word. GOVERNMENT

A) Got B) Over
C) Need D) Norm
 
Answer & Explanation Answer: C) Need

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Q:

In the following question assuming the given statements to be true, find which of the conclusion among given conclusions is/are definitely true and then give your answers accordingly.

Statements: Y ≤ K < D = S; D < B < O; A ≥ D < Z

Conclusions:

I. A > B

II. Y < Z

A) None is true B) Only I is true
C) Only II is true D) Either I or II is true
 
Answer & Explanation Answer: C) Only II is true

Explanation:

Given statements: Y ≤ K < D = S; D < B < O; A ≥ D < Z

On combining: Y ≤ K < D < B < O; A ≥ D = S; D < Z

Conclusions:i. A > B→False (as A ≥D < B→thus clear relation between A and B cannot be Determined)

ii. Y < Z→True(as Y ≤K < D < Z→Y < Z)

Therefore, only conclusionIIis true.

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Q:

In the following question, select the missing number from the given series.21, 26, 33, 42, 53, ?

A) 56 B) 63
C) 66 D) 69
 
Answer & Explanation Answer: C) 66

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Q:

Consider the given statement(s) and decide which of the given assumption(s) is/are implicit in the statement.

Statement:
"The use of antibiotic tablets, destabilises the gut bacteria".

Assumptions:
I. There are friendly bacteria in the gut.
II. Gut health is foremost for overall health.

A) Both I and II are implicit. B) Only I is implicit.
C) Only II is implicit. D) Neither I nor II is implicit.
 
Answer & Explanation Answer: B) Only I is implicit.

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