Aptitude and Reasoning Questions

Q:

Find the logarithm of 144 to the base 23 :

A) 2 B) 4
C) 8 D) None of these
 
Answer & Explanation Answer: B) 4

Explanation:

log23144 = 4 

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Filed Under: Logarithms
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55 12424
Q:

Tadpole is to frog as larva is to

A) insect B) spider
C) worm D) None of the above
 
Answer & Explanation Answer: A) insect

Explanation:

Tadpole is the larval stage in all the amphibians whereas larva in all the insects.

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Filed Under: Analogy
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10 12421
Q:

The present worth of Rs.1404 due in two equal half-yearly instalments at 8% per annum. Simple interest is:

A) 1320 B) 1300
C) 1325 D) 1200
 
Answer & Explanation Answer: C) 1325

Explanation:

Required Sum = PW of Rs.702 due 6 months hence + PW of Rs.702 due 1 year hence 

= Rs.[ (100 x 702) / (100+(8 x 1/2)) ] + [ (100 x 702) / (100+(8 x 1)) ]  

= Rs.1325

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Filed Under: True Discount

10 12421
Q:

If the ratio of two squares is 225:256,then the ratio of the perimeters is

A) 25:16 B) 15:16
C) 16:15 D) 17:16
 
Answer & Explanation Answer: B) 15:16

Explanation:

a2b2=225/256

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Filed Under: Area
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4 12420
Q:

In this question ,there is a word writen in capital letter, with one letter underlined. For each letter in that word there is a code written. That code is denoted by either 1 , 2, 3, 4 or 5 notin the same order. you have to find out the exact code for the underlined letter in the word. The number of that code is the answer.

1. N    2. G    3. P    4. F    5. C

Answer

Answer : 5


 


 


 


Explanation : Given that, For each letter in the word (FLIES) there is a code written and also that code is denoted by either 1 , 2, 3, 4 or 5 


 


Apply the below code, It exactly matches the Given Condition


 


Letters at odd- numbered places shift three positions backward and letters at even-numbered places shift two positions forward as in English alphabet.


 



 


Here, Odd- Numbered Places F, I , S shift three positions backward in English Alphabet.


 


Even- Numbered Places L, E shift two positions forward in English Alphabet.


 


 


 


Therefore, exact code for the underline letter (F) is C.


 


 


 


So the Answer is 5.

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61 12402
Q:

Five plays K, L, M, N and O are to be staged from Monday to Friday of a week. On each day, only one play will be staged. N or O should not be either the first or last to be staged. O should be immediately followed by M. L should be staged immediately after N. One play is staged between K and L.

Which is the second play to be staged ?

A) L B) O
C) M D) N
 
Answer & Explanation Answer: D) N

Explanation:

O should be immediately followed by M ie, the order OM should be followed. N should be immediately followed by L ie, the order NL should be followed. One play is staged between k and L and N or O should not be the first or last play. So, the order is

Monday             K

Tuesday            N

Wednesday        L

Thursday           O

Friday               M

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Filed Under: Logical Sequence of Words
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35 12393
Q:

Choose out the odd one

A) Lion B) Bear
C) Cheetah D) Leopard
 
Answer & Explanation Answer: B) Bear

Explanation:

All except Bear belong to cat family

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Filed Under: Classification

97 12391
Q:

A bag contains 8 red and 4 green balls. Find the probability that two balls are red and one ball is green when three balls are drawn at random. 

A) 56/99 B) 112/495
C) 78/495 D) None of these
 
Answer & Explanation Answer: B) 112/495

Explanation:

nS= C4 12=495

 

nE= C28×C14=112

 

P(E)=112495

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Filed Under: Probability

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