Aptitude and Reasoning Questions

Q:

The labourers A, B, C were given a contract of Rs. 750 for doing a certain piece of work. All the three together can finish the work in 8 days. A and C together can do it in 12 day, while A and B together can do it in 13 1/3 days. The money will be divided in the ratio

A) 4:5:6 B) 4:7:5
C) 5:7:4 D) 5:6:8
 
Answer & Explanation Answer: A) 4:5:6

Explanation:
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Filed Under: Time and Work
Exam Prep: Bank Exams

2 1919
Q:

At 22% discount the selling price of a refrigerator is Rs 26000, what is the selling price if the discount is 40%?

A) Rs 12000 B) Rs 14640
C) Rs 21840 D) Rs 20000
 
Answer & Explanation Answer: D) Rs 20000

Explanation:
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Filed Under: Percentage

0 1919
Q:

An equilateral triangle ABC is inscribed in a circle of radius 20√3.
What is the length of the side of the triangle?

A) 30 cm B) 40 cm
C) 50 cm D) 60 cm
 
Answer & Explanation Answer: D) 60 cm

Explanation:
Radius of circumcircle of an equilateral triangle = side /√3
R = a/√3
a = R√3 = 20√3 *√3 = 60cm
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1919
Q:

A does 1/2 as much work as B and C does1/2as much work as A and B together. If C alone can finish the work in 40 days, then together all will finish the work in

A) 30 days B) 40/3 days
C) 15 days D) 16 days
 
Answer & Explanation Answer: B) 40/3 days

Explanation:
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Filed Under: Time and Work
Exam Prep: Bank Exams

2 1919
Q:

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation.

462 = 551
398 = 487
856 = ?

A) 745 B) 773
C) 945 D) 743
 
Answer & Explanation Answer: C) 945

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

1 1918
Q:

Δ LMN is right angled at M. If m∠N = 60 deg., then Tan L =______.

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

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 1918
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 read only one newspaper?

A) 20,000 B) 25,000
C) 30,000 D) 35,000
 
Answer & Explanation Answer: A) 20,000

Explanation:
 
The number of people who read only I , only II and only II are
1 % + 19% + 0% = 20% of total population = 20/100 *
100000 = 20000
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Filed Under: Table Charts
Exam Prep: Bank Exams

0 1918
Q:

The average marks in science subject of a class of 20 students is 68. If the marks of two students were misread as 48 and 65 of the actual marks 72 and 61 respectively, then what would be the correct average?

A) 68.5 B) 69
C) 69.5 D) 70
 
Answer & Explanation Answer: B) 69

Explanation:

Difference of marks = 72 + 61 –48 –65 = 20∴Correct average marks = 68 +20/20= 69

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Filed Under: Average
Exam Prep: Bank Exams

0 1918