Alphanumeric Series – Railway Reasoning (Part- 3)

Total Questions: 50

31. (Left) H A D W V Q T S P E R S T K E L M T (Right) [Group - D 26/09/2022 (Evening)]

How many such vowels are there each of which is immediately preceded by a consonant and also immediately followed by a consonant?

Correct Answer: (b) 3
Solution:

(Left) H A D W V Q T S P E R S T K E L M T (Right)
There are only 3 such pairs which are immediately preceded and followed by a consonant.

32. How many such 7s are there in the following series, each of which is immediately followed by 1 and immediately preceded by 5? [Group - D 26/09/2022 (Evening)]

2 7 3 5 7 1 5 7 3 5 7 1 9 7 3 5 7 1 7 3 6 5 7 1 8 1 4 7 3 5

Correct Answer: (b) Four
Solution:

2 7 3 5 7 1 5 7 3 5 7 1 9 7 3 5 7 1 7 3 6 5 7 1 8 1 4 7 3 5
There are four such 7 which are preceded by 5 and followed by 1.

33. (Left) K L A P A P S T U D A Q R T S X B Y (Right) [Group - D 27/09/2022 (Morning)]

How many such consonants are there each of which is immediately preceded by a vowel and also immediately followed by a vowel?

Correct Answer: (a) 2
Solution:

(Left) K L A P A P S T U D A Q R T S X B Y (Right)
There are only two such pairs.

34. (Left) 5 ^ 3 * 4 2 $ 7 5 % 9 @ & # 8 3 = 9 3 + 2% 8 (Right) [Group - D 27/09/2022 (Morning)]

How many such symbols are there which are immediately preceded by a symbol and also immediately followed by a symbol?

Correct Answer: (c) 1
Solution:

(Left) 5 ^ 3 * 4 2 $ 7 5 % 9 @ & # 8 3 = 9 3 + 2% 8 (Right)
There is only one such pair.

35. L J + K Y % T # U P [Group - D 27/09/2022 (Morning)]

How many symbols are there which are immediately preceded by a letter and also immediately followed by a letter?

Correct Answer: (d) 4
Solution:

L J + K - Y % T # U P
There are 4 such pairs.

36. (Left)S 7 & D M # Z 6% 3 T 2 * H G = C ? 4 Y B (Right) [Group - D 27/09/2022 (Afternoon)]

How many such symbols are there which are immediately preceded by a number and also immediately followed by a letter?

Correct Answer: (a) Two
Solution:

(Left)S 7 & D M # Z 6 % 3 T 2 * H G = C ? 4 Y B (Right)
There are 2 symbols which are immediately preceded by a number and also immediately followed by a letter.

37. (Left) F D 3 & S * 9 J 5 @ 6 A & 2 R U # 3 E 7 E % Z (Right) [Group - D 27/09/2022 (Afternoon)]

If all the numbers are dropped from the series, how many such symbols will be there which are immediately preceded by a vowel and also immediately followed by a consonant?

Correct Answer: (d) Two
Solution:

(Left) F D 3 & S * 9 J 5 @ 6 A
& 2 R U # 3 E 7 E % Z (Right)
After dropping the number = (Left) F D & S * J @ A & R U # E E % Z (Right)
There are only two such pairs.

38. (Left) 6 1 4 6 2 7 5 3 8 6 9 1 3 9 5 3 (Right) [Group - D 27/09/2022 ( Afternoon)]

Find the sum of all the even numbers in the above number series.

Correct Answer: (b) 32
Solution:

(Left) 6 1 4 6 2 7 5 3 8 6 9 1 3 9 5 3(Right)
Sum of all the even numbers
= 6 + 4 + 6 + 2 + 8 + 6 = 32

39. (Left) 9 + $ 5 @ $ 2 6 3 % 2 & 8 # * 2 9 ! 4 3 (Right) [Group - D 27/09/2022 (Evening)]

How many such symbols are there (from left to right) which are immediately preceded by a symbol and also immediately followed by an even number?

Correct Answer: (d) 2
Solution:

(Left) 9 + $ 5 @ $ 2 6 3 % 2 & 8 # * 2 9 ! 4 3 (Right)
There are only two such pairs.

40. (Left) B & Z $ 6 N M @ 4 X & 7 L # 3 T Z * 5 (Right) [Group - D 27/09/2022 (Evening)]

How many such symbols are there which are immediately preceded by a letter and also immediately followed by a number?

Correct Answer: (a) Five
Solution:

(Left) B & Z $ 6 N M @ 4 X &7L # 3 T Z * 5 (Right)
There are five such pairs.