Number Series Puzzles or Questions are used all around us whenever we talk about evaluating the IQ. Almost all entrance tests comprises of them. Number Series Questions are asked in the interview too. Also most of the people who love to solve mathematics puzzle will agree that Number Series are the most enjoyable puzzles. The following section is devoted to all such enthusiast brain buddies.
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Number Series #1 - DW27-UL33-GO2 Number Series Riddle

Difficulty Popularity

Can you complete the Number Series below ?

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Number Series #2 - Find The Missing Number Sequence Picture Puzzle

Difficulty Popularity

In his mathematics activity class, Andy was asked the question attached with the picture.

Can you solve it on behalf of Andy?

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Number Series #3 - Table Series Puzzle

Difficulty Popularity

Can you find the missing number in the table series mentioned in the table below?

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Number Series #4 - Find The Missing Letter In Circle Mind Teaser

Difficulty Popularity

Do you see any logic with which the letters are arranged in the given picture ?
If you can, it won't take you much time to find the missing letter.

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Number Series #5 - Hard IPS Number Sequence

Difficulty Popularity

You need to pick any number from '1, 3, 5, 7, 9, 11, 13 and 15' to make below equation true.
( ) + ( ) + ( ) = 30

Can you solve it ?

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Number Series #6 - Missing Number In The Table Puzzle

Difficulty Popularity

Can you replace the "?" with the appropriate number to make the solve the below picture number sequence ?

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Number Series #7 - Numbers Relationship Sequence Puzzle

Difficulty Popularity

Can you replace the question mark with the number to complete the series, provided the pair of numbers exhibits a similar relationship?

? : 4623 :: 9 : 647

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Number Series #8 - Which number replaces the question mark puzzle

Difficulty Popularity

Which number replaces the question mark in the picture below ?

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Number Series #9 - Interesting Missing Number Sequence

Difficulty Popularity

Can you find the missing number in the sequence given below?
11 15 19 12 16 ? 13 17 21 14 18 22

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Number Series #10 - The Hundred Number Puzzle

Difficulty Popularity

We can create number 100 by using all numbers, i.e.0123456789 and mathematical operators (+/-) in many ways.
Example
98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition that the use of the number 21 is the must. Then there are only a few solutions.

One of such solution is:
98 - 7 - 6 - 5 - 4 + 3 + 21 = 100

Can you tell any other solution?

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