Directions:(1-4) Study the following  arrangement of numbers , letters , and symbols  carefully  and answer the questions  given below :
F 5 @ K E P 4 Q 7 & 1 J I X 6 % 2 A L * Z G # M 3 R 9 $ U

1. How many such vowels are there in the arrangement each of which is immediately preceded by a number and immediately followed by a consonant ?

Ans:2
Number  Vowel  Consonant  —>     2  A  L

2. How many such consonants are there in the arrangement each of which is immediately proceeded by a number and immediately followed by a vowel ?

Ans:2
Number   Consonant vowel —> 1  J  I

3. If all the symbols are deleted from above arrangement then which of the following element is third to the right of 10th from right end ?

Ans:4
If all symbols are deleted
F 5 K E P 4 Q 7 1 J I X 6 2  A L Z G M 3 R 9 U
Element which  is 3rd to the right of 10th from right end is Z

4. Which of the following element is third to the left of 10th from right end

Ans:1
3rd to the left of 10th from right end =13TH element from right end=2

Directions:(5-6) The following questions are based on the 5 three digit numbers  given below
 563           621             951             327             438

5. If in each number  all the 3 digits  are arranged in descending  order within the number ,which  of the following  will be the 2nd lowest number?

Ans:1
When 3 digits are arranged in descending order within the number

So second  lowest number is 563

6. If 1st digit will be changed with 3rd digit , 2nd with 1st digit and 3rd with 2nd digit  in each number  then which number  will  be the lowest ?

Ans:2
When 1st digit will be changed with 3rd digit , 2nd with 1st digitand 3rd with 2nd digit  in each number  then

Lowest number is 621.

Directions:(7-10) Study the following information carefully and answer the questions given below.
B W E H R K L X I F Y P A O M N J Z D R I T Y G H F K

7. If all Vowels are changed to next letter in the English alphabet series then how many letters are repeated more than twice?

Ans:2
There are two I in the series and J also in the series, If we change the I into J, then there three J in the series. Also two F in the series, if the vowel E in the series changed to next letter, then there is two such arrangements. So A is the answer.

8. If all the vowels are removed from the series, then which of the following element is Fourth to the left of the element which is Fifth from the right end?

Ans:3
B  W  H  R   K  L  X  F   Y    P   M   N  J Z D  R  T  Y  G H  F  K ,
Z – is Fourth to the left of the element which is Fifth from the right end after removing all the vowels in the series.

9. Which of the following word is Eighth to the Right of the letter which is twelfth from the Left end of the row?

Ans:1
B W E H R K L X I F Y P A O M N J Z D R I T Y G H F K
R is the letter which is Eighth to the Right of the letter which is twelfth from the Left end of the row.

10. Four of the five among the following are similar in such a way to form a group, which one of the following doesn’t belongs to the group?

Ans:1
Option A only differs from all other option.

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5 thoughts on “Alphanumeric Series Questions for Competitive Exams”

  5. Emmett Ghibaudy

    Having read this I thought it was very informative. I appreciate you taking the time and effort to put this article together. I once again find myself spending way to much time both reading and commenting. But so what, it was still worth it!

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