Test-Series - reasoning

Test Number 7/24

Q: Look at this series: 36, 34, 30, 28, 24, … What number should come next?
A. 26
B.  22
C.  23
D.  20
Solution: This is an alternating number of subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
The correct answer is: B) 22
Q: Transition : Change :: Immobility :  ?
A. Stillness
B.  Liveliness
C.  Action
D. Busyness
Solution: Given Transition is to Change, and we know that Transition and change are Synonyms.
Similarly, Immobility means not moving and synonyms of immobility are motionlessness, stillness,...  
Hence, Transition is to change as immobility is to stillness.
The correct answer is: A) Stillness
QUESTION 3
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Question text
Rotate : Energy :: Stop
Q: Rotate : Energy :: Stop : ?
A.  Spin
B.  Break
C. Inertia
D.  None
Solution: To rotate is to energy to stop is to inertia. From the definition itself we know that inertia is a property by virtue of which a body continues to be in the state of rest or in state of motion. So over here whenever energy is supplied then the body starts to move that is a displacement is there and it is rotating where as whenever the body is stopped an inertia of rest is created.   So, Rotate : Energy :: Stop : Inertia.
The correct answer is: C) Inertia
Q: Which of the following Venn- diagram correctly illustrates the relation ship among the classes : Tennis fans, Cricket players, Students
A. 1
B.  2
C.  3
D. 4
Solution: Some Students can be Cricket players.
Some Cricket players can be Tennis fans.
Some Students can be Tennis fans.
So, the given items are partly related to each other.
The correct answer is: A) 1
Q: Thread is to String as Cask is to
A.  Barrel
B. Disc
C. Wallet
D.  Box
Solution: Here Thread and String are Synonyms of each other. Then the answer will be the synonym of Cask.  Cask is nothing but a large barrel-like container used for storing liquids, typically alcoholic drinks.  Ex : Drum, Vessel, Tank, Barrel, Hogshead, Firkin,...   Here from the options Barrel is the only synonym of Cask.   Thus,  Thread : String :: Cask : Barrel
The correct answer is: A) Barrel
Q: Modern : Antiquated :: Weak : ?
A.  Strong
B.  Fragile
C.  Inadequate
D.  Puny
Solution: Modern is used to refer to something new whereas antiquated is used with respect to something old. In other words, both terms are the opposite of each other. From the above analysis, the missing word should be a word that represents the opposite of weak. Strong is used to with great influence. Therefore, the apt word is strong or any synonym of strong like potent, powerful, keen,...   Hence, Modern : Antiquated :: Weak : Strong.
The correct answer is: A) Strong
Q: 6 : 18 :: 4 : ?
A. 14
B.  6
C.  16
D.  8
Solution: Here the given number analogy follows two patterns that, 6  18 --> 6 x 3 4 12 --> 4 x 3   OR 6 18 ----> 6x6/2 = 18 4 8 ----> 4x4/2 = 8  
As 12 is not available in the options, 8 is the correct answer.
The correct answer is: D) 8
Q: Find the missing number in the following series? 3, 5, 5, 19, 7, 41, 9, ?
A.  71
B.  61
C.  79
D. 69
Solution: First series : 3, 5, 7, 9 Second series : 5, 19, 41, ?  
The difference of Second series are 14, 22, 30 etc
Next term is 41+30 i.e equal to 71
The correct answer is: A) 71
Q: (i) In a family of six persons A, B, C, D, E and F, there are two married couples.  (ii) D is grandmother of A and mother of B.  (iii) C is wife of B and mother of F.  (iv) F is the grand daughter of E.   Who among the following is one of the couples ? 
A. CD
B.  DE
C.  EB
D.  none of these
Solution: C is wife of B. So, one couple is BC. Now, D in grandmother of A, B is the son of D and his wife C is the mother of F. SO, D is also the grandmother of F But F is the granddaughter of E.  So, E is the grandfather of F and the husband of D. Thus, DF is another couple 
The correct answer is: D) none of these

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