Missing Numbers Quiz Set 026

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Question 1

Find the missing number in the following square.

 A

1⁄2

 B

2⁄3

 C

3⁄4

 D

4⁄5

Soln.
Ans: d

From 1 row 1+1⁄2 = 3⁄2

From 2 row 2+2⁄3 = 8⁄3

From 3 row 3 + ? = 19⁄5

So ? = 19⁄5 - 3 = 4⁄5

Solution | Discuss! | Chapters»

Question 2

One number is wrong in the series. Find the wrong number.

376, 188, 88, 40, 16, 4, −2

 A

4

 B

16

 C

40

 D

188

Soln.
Ans: d

Series has been written in descending order with a differences of 192, 96, 48, 24, 12, 6 respectively. Hence, the number 188 should be replaced by 184. So 188 is wrong.

Solution | Discuss! | Chapters»

Question 3

In the following number series, one of the numbers does not fit into the series. Find the wrong number.

6072, 1008, 200, 48, 14, 5, 3

 A

1008

 B

200

 C

48

 D

14

Soln.
Ans: a

Number 1008 is wrong and should be replaced by 1010. From the right side the series is: 3 X 1 + 2 = 5, then 5 X 2 + 4 = 14, then 14 X 3 + 6 = 48, then 48 X 4 + 8 = 200, then 200 X 5 + 10 should give 1010, not 1008.

Solution | Discuss! | Chapters»

Question 4

In the following number series, one of the numbers does not fit into the series. Find the wrong number.

258, 130, 66, 34, 18, 8, 6

 A

130

 B

66

 C

34

 D

8

Soln.
Ans: d

Number 8 is wrong and should be replaced by 10. From the right side the series should be 6, 6 + 4 =10, then 10 + 8 = 18, then 18 + 16 = 34, and so on.

Solution | Discuss! | Chapters»

Question 5

What is missing?

 A

45.

 B

41.

 C

32.

 D

40.

Soln.
Ans: a

15 x 2 - 3 = 27, 31 x 2 - 6 = 56 and 45 x 2 - 9 = 81.

Solution | Discuss! | Chapters»
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Updated on 2020-02-07. Published on: 2016-03-16

Posted by Parveen(Hoven),
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