Aptitude and Reasoning Questions

Q:

Which of the following is not a quadratic equation?

A) 3x(x + 5) ­11 = 2x(x -­ 2) + 6 B) 4x(x + 3) + 7 = 4x(x -­ 11) + 9
C) x(x + 2) ­15 = x(2x -­ 5) + 11 D) 4x - 6x +­ 9 = 0
 
Answer & Explanation Answer: B) 4x(x + 3) + 7 = 4x(x -­ 11) + 9

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?

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

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

If cosecA - cotA = x, then the value of x is

A) sinA/(1 - cosA) B) √[sinA/(1 + cosA)
C) sinA/(1 + cosA) D) √[sinA/(1 - cosA)]
 
Answer & Explanation Answer: C) sinA/(1 + cosA)

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Q:

There are total 200 students in a school, of which 1/5th are boys. Find the number of girls in the school.

A) 160 B) 16
C) 140 D) 40
 
Answer & Explanation Answer: A) 160

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

The mean of 10 observations is 13. Two more observations are included and the new mean becomes 14. The mean of two new observations is

 

A) 19 B) 18
C) 17 D) 16
 
Answer & Explanation Answer: A) 19

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

Find the remainder when 413 divided by 3?

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

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

In ΔABC, the angle bisector of ∠A cuts BC at E. Find the length of AC if lengths of AB, BE and EC are 9.6 cm, 4 cm and 3 cm?

A) 4.8 cm B) 9.8 cm
C) 7.8 cm D) 7.2 cm
 
Answer & Explanation Answer: D) 7.2 cm

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 24200, and Rs 26620 respectively, what is the rate of interest?

A) 10 percent B) 5 percent
C) 20 percent D) 16 percent
 
Answer & Explanation Answer: A) 10 percent

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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