Aptitude and Reasoning Questions

Q:

In the fig. ABC is inscribed in a circle with centre O. If ∠ABC = 30° then ∠ACB is equal to

A) 30° B) 60°
C) 50° D) 90°
 
Answer & Explanation Answer: B) 60°

Explanation:
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Q:

A shopkeeper marks up his wares by 80% and offers 20% discount. What will be the selling price (in Rs) if the cost price is Rs 450?

A) 548 B) 748
C) 848 D) 648
 
Answer & Explanation Answer: D) 648

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Select the alternative which represents three out of the five alternative figures which when fitted into each other would form a complete square.

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

Explanation:

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Filed Under: Shape Construction

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Q:

In a certain town of population size 1,00,000 three types of newspapers (I, II and III) are available. The percentages of the people in the town who read these papers are as follows:

What is the number of people who do not read any of these three newspapers?

A) 62,000 B) 64,000
C) 66,000 D)  68,000
 
Answer & Explanation Answer: D)  68,000

Explanation:
Number of people who do not read any of these newspaper = total population – number of people who read atleast one of these newspapers.
number of people who read atleast one of these newspapers = 1% + 1% + 3% + 1% + 7% + 19% = 32% of total population = 32000
required number of people = 100000 – 32000 = 68000
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Filed Under: Table Charts
Exam Prep: Bank Exams

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Q:

The average age of a class of 39 students is 15 years. If the age of the teacher is included, then the average increases by 3 months. Find the age of the teacher.

A) 30 B) 25
C) 35 D) 40
 
Answer & Explanation Answer: B) 25

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

What is the least number of complete years in which a sum of money put out at 40% annual compound interest will be more than trebled?

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: B) 4

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

XYZ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

There were 35 studentsina hostel.Ifthenumber of studentsbe increased by 7, the expenditure on food increases by Rs 42 per day while the average expenditure of studentsis reduced by Rs 1. What was the initial expenditure on food per day?

A) Rs 432 B) Rs 442
C) Rs 420 D) Rs 400
 
Answer & Explanation Answer: C) Rs 420

Explanation:

Let the original avg expenditure be x

Total expenditure = 35x

⇒35x + 42 = (x-1) X 42

⇒35x + 42 = 42x –42

⇒7x = 84

⇒x = 12

So, initial expenditure = 12 X 35 = 420

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Filed Under: Average
Exam Prep: Bank Exams

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