Reasoning

ISBT Reasoning for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

Q41.
Directions : Read the following character sequence carefully and then answer the questions given below it:
D E 5 B F K 8 P M T 7 H O 6 S R Q 4 X C 3 A Z W 2 L
Which of the following will come in place of the question mark in the following series?
D5F EBK BKP 8M7 ? R4C

1) TH6 2) M7O
3) H6R 4) 7OS
5)None of these
Answer : 7OS
Explanation : The first letter of each successive group is obtained by adding 1, 2, 3, 4, 5,...... letters to the first letter of the previous group. The other two letters are alternate letters from the first letter.
View Answer

Q42.
How many such pairs of letters are their in the word KINDNESS, each of which have as many letters between them in the word as in the alphabet ?
1) None 2) One
3) Two 4) Three
5)None of these
Answer : One
Explanation :
K  I  N  D  N  E  S  S

So, the pairs of letters are : N - S, E - I.
View Answer

Q43.
If it is possible to make a meaningful word with the first, the fifth, the ninth and the eleventh letters of the word PENULTIMATE using each letter only once, which of the following will be the third letter of that word? If no such word can be made give *N’ as the answer and If more than one such word can be formed give ‘D* as the answer.
1) E 2) P
3) L 4) D
5)N
Answer : D
Explanation :
Specified letters : P, L, A, E
Meaningful words : LEAP, PALE
View Answer

Q44.
Pointing to a person, a man said to a women, ‘His mother is the only daughter of your father’’, How was the women related to the person ?
1) Aunt 2) Mother
3) Wife 4) Daughter
5)None of these.
Answer : Mother
Explanation :
Only Daughter of women’s father „ women itself.
The persons mother is the woman itself. 
Hence, the women is the person’s mother.
View Answer

Q45.
Four of the following five are alike in a certain way. Which one is NOT like the other four?
1) Jumping 2) Running
3) Jogging 4) Exercising
5)Walking
Answer : Exercising
Explanation : All others are different modes of exercising.
View Answer

Q46.
In a row of girls Rozali is 22nd from the left and 13th from the right. How many girls are there in the row ?
1) 34 2) 35
3) 36 4) 38
5)None of these
Answer : 34
Explanation :
Total girls = ( Rank from left + Rank from right) -1
= (22 + 13) - 1 = 34

View Answer

Q47.
‘ACEG’ is related to ‘ZXVT’ in the same way as ‘HJLN’ is related to - 
1) TRPN 2) SQOM
3) OQSU 4) RPNL
5)None of these
Answer : SQOM
Explanation :
A  C   E  G H  J    L   N
Z   X   V   T S  Q   O  M
The arrangement is reverse order of English alphabets.
View Answer

Q48.
Direction  :  A cube is painted red and all its faces and is then divided into 343 equal cubes.

How many cubes will have at least one face painted ?
1) 127 2) 178
3) 218 4) 279
5)None of these
Answer : 218
Explanation : The number of cubes whose at least one face is painted = One face painted + two face painted + three face painted = One face visible + two face visible + three face visible = Total - (No face visible) = 343 - 125 = 218
View Answer

Q49.
Direction  :  A cube is painted red and all its faces and is then divided into 343 equal cubes.
How many cubes have no face painted ?
1) 27 2) 64
3) 125 4) 216
5)None of these
Answer : 125
Explanation : The number of cubes where no face is painted = The number of cubes who one face is visible
 =  (a - 2)3 = (7 - 2)3 = 125.
View Answer

Q50.
Direction  :  A cube is painted red and all its faces and is then divided into 343 equal cubes.

How many cubes will have one face painted ?
1) 112 2) 148
3) 150 4) 162
5)None of these
Answer : 150
Explanation : The number of cubes whose one face is painted = The number of cubes who one face is visible = 6 (a - 2)2 = 6 (7 - 2)2 = 150
View Answer