Aptitude and Reasoning Questions

Q:

ΔABC is right angled at B. If cotA = 7/24, then what is the value of cosecC ?

A) 7/25 B) 25/7
C) 24/7 D) 7/24
 
Answer & Explanation Answer: B) 25/7

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The mean of marks secured by 35 students in division A of class X is 65, 45 students of division B is 61 and that of 70 students of division C is 59. What is the mean of marks of the students of three divisions of Class X?

A) 60.3 B) 59.6
C) 61 D) 62.4
 
Answer & Explanation Answer: C) 61

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

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

A) cot2A/(secA - 1)2 B) cot2A/(secA + 1)2
C) tan2A/(secA + 1)2 D) tan2A/(secA - 1)2
 
Answer & Explanation Answer: D) tan2A/(secA - 1)2

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Filed Under: Simplification
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Q:

If tan (5x ­- 10°) = cot (5y + 20°), then the value of x + y is

A) 15° B) 16°
C) 22.5° D) 24°
 
Answer & Explanation Answer: B) 16°

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Q:

In triangle ABC, BAC = 90 deg and AD is perpendicular to BC. If AD = 6cm and BD = 4cm, then the length of BC is

A) 10 cm B) 12 cm
C) 13 cm D) 15 cm
 
Answer & Explanation Answer: C) 13 cm

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Filed Under: Volume and Surface Area
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Q:

Study the following histogram of marks in mathematics (out of 50) of students in a class and answer the following questions.

If the pass marks in maths is 31, the number of students who failed in maths is

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

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Filed Under: Line Charts
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Q:

Of the 3 numbers whose average is 64, the first number is 1/3 times the sum of other 2. The first number is

A) 72 B) 32
C) 96 D) 48
 
Answer & Explanation Answer: D) 48

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Filed Under: Numbers
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Q:

Which answer figure will complete the pattern?

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

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Filed Under: Image Analysis
Exam Prep: Bank Exams

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