Aptitude and Reasoning Questions

Q:

what is the missing number in the sequence given below?

12  9  13.50  30.37  ?  341.71

A) 87.63 B) 91.12
C) 93.41 D) 97.94
 
Answer & Explanation Answer: B) 91.12

Explanation:

Given number series is 12  9  13.5  30.3  ?  341.7

Here the pattern followed by the series is

12 

12 x 0.75 = 9

9 x 1.5 = 13.5

13.5 x 2.25 = 30.3

30.37 x 3 = 91.12

91.12 x 3.75 = 341.71

 

Hence, the missing number in the sequence is 91.12.

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Filed Under: Odd Man Out
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10 161937
Q:

Choose the word which gives similar meaning to the given word from the following options.

'Autopsy'

A) Diagnosis B) Rebuild
C) Manufacture D) Postmortem
 
Answer & Explanation Answer: D) Postmortem

Explanation:

Autopsy is the medical term for postmortem.

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Filed Under: Analogy
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49 161043
Q:

For the circle shown below, find the length (in cm) of the largest cord of the circle.

 

 

A) 8 B) 12
C) 16 D) 18
 
Answer & Explanation Answer: C) 16

Explanation:
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

3 160986
Q:

A is B's sister. C is B's mother. D is C's father. E is D's mother. Then, how is A related to D?

A) Grandfather B) Grandmother
C) Daughter D) Granddaughter
 
Answer & Explanation Answer: D) Granddaughter

Explanation:

A is the sister of B and B is the daughter of C.

So, A is the daughter of C. Also, D is the father of C.

So, A is the granddaughter of D. 

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Filed Under: Blood Relations

4329 160240
Q:

What should come in place of question mark (?) in the following question?

1234 + 2345 – 3456 + 4567 = ?

A) 4590 B) 4680
C) 4670 D) 4690
 
Answer & Explanation Answer: D) 4690

Explanation:

As per the BODMAS rule, the priority in which the operations should be done is:

Priority wise operations Symbol
B-Bracket ()
O-of of
D-Division /,÷
M-Multiplication *,x
A-Addition +
S-Subtraction -

Note: Addition and subtraction can be treated on same priority (from left to right) when they are in consecutive order. ? = 1234 + 2345 – 3456 + 4567 ? = 3579 - 3456 + 4567 ? = 123 + 4567 ? = 4690

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Filed Under: Simplification

0 159607
Q:

Find the next number in the given series

0.25, 8, 128, 1024, ?

A) 4096 B) 2526
C) 8486 D) 2620
 
Answer & Explanation Answer: A) 4096

Explanation:

Here given series follows a pattern that

0.25, 8, 128, 1024, ?

0.25 x 32 = 8

8 x 16 = 128

128 x 8 = 1024

1024 x 4 = 4096

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5 159034
Q:

If 20% of a = b, then b% of 20 is the same as :

A) 4% of a B) 6% of a
C) 8% of a D) 10% of a
 
Answer & Explanation Answer: A) 4% of a

Explanation:

20% of a = b 

=> (20/100) * a = b 

 b% of 20 =(b/100) x 20 = [(20a/100)  / 100] x 20= 4a/100 = 4% of a.

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Filed Under: Percentage
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1394 158496
Q:

Which is the next number in the sequence:

1, 3, 6, 11, 20, 37, ??

A) 49 B) 56
C) 64 D) 70
 
Answer & Explanation Answer: D) 70

Explanation:

Here the given series is 1, 3, 6, 11, 20, 37, ??,

and the logic behind the series is

1 x 2 + 1 = 3

3 x 2 + 0 = 6

6 x 2 + (-1) = 11

11 x 2 + (-2) = 20

20 x 2 + (-3) = 37

37 x 2 + (-4) = 70

 

Hence, the next number in the given series is 70.

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6 158039