Alphanumeric Series – Railway Reasoning (Part- 1)

Total Questions: 50

31. G Y A B B R I B R X M R A Y E J S F U Y H U Y H N R P Q S D A I [Group - D 24/08/2022 (Morning)]

How many letters are there in the English alphabet between the seventh letter from the left end and the sixth letter from the left end of the above series?

Correct Answer: (a) 8
Solution:

Seventh letter from left : I
Sixth letter from left : R
Letters between I and R are : 8

32. (Left) 5 2 # 3 % 2 3 & 8 $ 7 8 # 9 5 @ 6 & 4 9 $ 3 6 # 7 5 $ 8 % 6 2 & 8 2 % 3 8 @ 9 (Right) [Group - D 24/08/2022 (Morning)]

If all the symbols are dropped from the series, which of the following will be seventh from the right?

Correct Answer: (a) 6
Solution:

After dropping all symbols, we get
5 2 3 2 3 8 7 8 9 5 6 4 9 3 6 7 5 8 6 2 8 2 3 8 9
Now, seventh from the right is : 6

33. (left) 721, 463, 227, 316, 627 (right) (For example, the number 456 has 6 units digit, 5 = tens digit and 4 = hundreds digit) [Group - D 24/08/2022 (Afternoon)]

 Note- All actions will be done from left to right. If the units digit of each number is interchanged with the hundreds digit of the same number, then which of the original number will become the greatest number?

Correct Answer: (d) 627
Solution:

(Left) 721, 463, 227, 316, 627 (Right)
As per the instruction,
Unit digit is interchanged with hundredth digit,
(Left) 127, 364, 722, 613, 726 (Right)
Here, 726 is the largest and its original number = 627

34. (left) CAR HAT FED EYE (right) How many letters are there between the second letter of the first word from the left and the first letter of the first word from the right? [Group - D 24/08/2022 (Afternoon)]

Correct Answer: (b) 7
Solution:

(Left) CAR HAT FED EYE (Right)
2nd letter of the first word from the left = A
1st letter of the first word from the right = E
There are 7 letters between A and E in the given series.

35. (Left) NAT PAL COT TAN (Right) If in each of the words, each letter is changed to the next letter in the English alphabetical order, how many words thus formed will have no vowel? [Group - D 25/08/2022 (Morning)]

Correct Answer: (a) One
Solution:

(Left) NAT PAL COT TAN (Right)
On changing each letter to their next letter we get OBU QBM DPU UBO Therefore, there is only one word having no vowels ie., QBM

36. 29, 74, 93, 75, 19, 52, 75, 94, 93, 71 [Group - D 25/08/2022 ( Evening)]

If the ten’s and one’s position is interchanged for all the numbers, then which original number will form the largest and the smallest in the series, respectively?

Correct Answer: (b) 29 and 71
Solution:

37. 8 @ 4 * 7 ^ 5 3 # 9 1 < 5 7 @ 4 $ # 2 * 6 ! 4 & 9 < 6 How many such numbers are there which are immediately preceded by a symbol and immediately followed by an odd number? [Group - D 25/08/2022 (Evening)]

Correct Answer: (a) 3
Solution:

There are 3 such numbers which are immediately preceded by a symbol and immediately followed by an odd number i.e. (^ 5 3), (# 9 1) and (< 5 7)

38. (Left) T Y A N E C M K E W A F H E Q A P M N B E D H E K U W S D A N M A W E (Right) [Group - D 26/08/2022 (Morning)]

If all the vowels are dropped from the series, which of the following will be fifth from the right?

Correct Answer: (a) S
Solution:

(Left) T Y A N E C M K E W A F H E Q A P M N B E D H E K U W S D A N M A W E (Right)
After dropping the vowels from the series we get,
(Left) T Y N C M K W F H Q P M N B D H K W S D N M W (Right)
S is the fifth from the right.

39. (Left)254378679437862348948764 372897532459 (Right) [Group - D 26/08/2022 (Morning)]

If all the even numbers are dropped from the series, which of the following will be sixth from the left?

Correct Answer: (d) 3
Solution:

(Left)25437867943786234894 8764372897532459 (Right)
After dropping all the even numbers from the series, we get,
(Left) 53779 3 739737975359 (Right)
3 is sixth from the left.

40. (Left) TED, LAY, HOC, CET, RGE (Right) [Group - D 26/08/2022 (Afternoon)]

How many letters are there in the English alphabetical order between the second letter of the first letter-cluster from the right and the second letter of the first letter-cluster from the left?

Correct Answer: (b) one
Solution:

(Left) TED , LAY , HOC , CET , RGE (Right)
Second letter of the first letter-cluster from the right end = G
Second letter of the first letter-cluster from the left = E
There is only one letter between E and G.