Aptitude and Reasoning Questions

Q:

In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there ?

A) 205 B) 194
C) 209 D) 159
 
Answer & Explanation Answer: C) 209

Explanation:

We may have (1 boy and 3 girls)or(2boys and 2 girls)or(3 boys and 1 girl)or(4 boys).


Required number of ways = (C16× C34) + C26×C24  + (C36× C14) + (C46)  

= (24+90+80+15) 

= 209.

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Filed Under: Permutations and Combinations
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7 3696
Q:

How many joins require for 5 tables to join straight?

A) 4 B) 5
C) 6 D) 10
 
Answer & Explanation Answer: A) 4

Explanation:

To join 5 tables we require 4 joins.

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Filed Under: Arithmetical Reasoning
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7 3694
Q:

Three of the following four are alike in a certain way and hence form a group. Which is the one that does not belong to that group?

A) Rice B) Wheat
C) Barley D) Mustard
 
Answer & Explanation Answer: D) Mustard

Explanation:

Except Mustard each belongs to the same categeory, viz foodgrains. Mustard is an oilseed.

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Filed Under: Classification

11 3692
Q:

Simplify  413 + 215 + 414 = ?

A) 10 47/60 B) 11 45/73
C) 11 47/36 D) 10 35/48
 
Answer & Explanation Answer: A) 10 47/60

Explanation:

The given equation is in Mixed fraction.

Now to solve this type of fractions,

413 + 215 + 414 =?? = 4 + 2 + 4 + 13 + 15 + 14 ? = 10 + 4760? = 104760

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Filed Under: Simplification
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9 3691
Q:

5th January 2018 was a Friday. Which of the following years will also have 5th January on a Friday?

A) 2022 B) 2020
C) 2024 D) 2023
 
Answer & Explanation Answer: C) 2024

Explanation:
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Filed Under: Calendar
Exam Prep: Bank Exams

15 3690
Q:

Find the correct sentence from the following options ?

A) The dacoits having stopped to divide the booty, the police had overtaken them B) The dacoits being stopped to divide the booty, the police overtook them.
C) The dacoits having been stopped for dividing the booty, the police overtook them D) The dacoits having stopped for dividing the booty, the police overtook them
 
Answer & Explanation Answer: D) The dacoits having stopped for dividing the booty, the police overtook them

Explanation:

As it is the past continuous sentence.

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Filed Under: Analogy
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3 3687
Q:

A and B invest in a business in the ratio 4 : 5. After 10 months B leaves the business after withdrawing his investment. In the first year the business made a profit of Rs 49,000. What is B's share (in Rs) of this profit?

A) 25000 B) 20000
C) 18000 D) 22000
 
Answer & Explanation Answer: A) 25000

Explanation:
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Filed Under: Partnership
Exam Prep: Bank Exams

3 3686
Q:

Determine the nominal rate of interest if:
The periodic rate is 1.75% per quarter.

A) 7% B) 8%
C) 9% D) 10%
 
Answer & Explanation Answer: A) 7%

Explanation:

j=mi

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Filed Under: Compound Interest
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3 3685