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Q:

Simplify 5x(x + 2) + 4x

 

 

A) 5x2 + 10 B) 9x + 10
C) 5x2 - 14x D) 5x2 + 14x
 
Answer & Explanation Answer: D) 5x2 + 14x

Explanation:
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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams

0 57420
Q:

Which one of the following is the most characteristic property of an element?

 

A) Density B) Boiling point
C) Mass number D) Atomic number
 
Answer & Explanation Answer: D) Atomic number

Explanation:

Atomic  number  is  the  fundamental properties  of  an  element.  Every atom  is  identified  by  its  unique atomic  number.  Atomic  number  is equal  to  the  number  of  protons present in an atom of the element.

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 57417
Q:

If s + 1s = 4, then the value of s2 + 1s2

 

A) 14 B) 16
C) 20 D) 24
 
Answer & Explanation Answer: A) 14

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 57400
Q:

Match the following items of column A with column B.

 

 

A) I – 3, II – 1, III – 2   B) I – 2, II – 1, III – 3  
C) I – 2, II – 3, III – 1   D) I – 1, II – 2, III – 3
 
Answer & Explanation Answer: B) I – 2, II – 1, III – 3  

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams

2 57357
Q:

If 'W' means 'x', 'X' means '-', 'Y' means '+' and 'Z' means '/', then 28 Z 7 W 8 X 6 Y 4 = ?

 

A) 30 B) 3/2
C) 32 D) 34
 
Answer & Explanation Answer: A) 30

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

0 57289
Q:

If 7x + 9y3x - 4y = 198, then the value of x/y is

 

A) 148/1 B) 1/148
C) 145/1 D) 1/145
 
Answer & Explanation Answer: A) 148/1

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 57192
Q:

Find the next number in the given number series?

11, 5.5, 10, 6.5, 9, ?

A) 6.5 B) 7.5
C) 8.5 D) 10.5
 
Answer & Explanation Answer: B) 7.5

Explanation:

The given number series follows a pattern that

11

11 - 5.5 = 5.5

5.5 + 4.5 = 10

10 - 3.5 = 6.5

6.5 + 2.5 = 9

9 - 1.5 = 7.5

 

Hence, the next number in the given number series is 7.5.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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2 57112
Q:

Complete the next number in the given number series?

21 56 102 160 231 316

A) 416 B) 415
C) 414 D) 413
 
Answer & Explanation Answer: A) 416

Explanation:

The given number series is  21 56 102 160 231 316

 

21      56       102        160      231       316         416

   +35    +46       +58       +71      +85       +100

        +11      +12       +13      +14      +15

 

Hence, the next number in the given number series is 316 + 100 = 416.

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Filed Under: Number Series
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2 57099