Aptitude and Reasoning Questions

Q:

Compute of 1848 / 231 - 10 = ?

 

A) 2 B) -2
C) 188/221 D) 1884/221
 
Answer & Explanation Answer: B) -2

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

2 47544
Q:

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

45% of 400+ √? = 56% of 750 - 40% of 350

A) 10000 B) 1000
C) 10201 D) 9801
 
Answer & Explanation Answer: A) 10000

Explanation:

45/100×400+√?=56/100 ×750 -40/100 ×350

180 + √? = 420 - 140 180 + √? = 280 √? = 280 - 180 √? = 100 ? = 1002 ? = 10000

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Filed Under: Percentage

1 47539
Q:

If sec θ + tan θ = 2, then sec θ - tan θ = ?

 

A) 0.5 B) 1.5
C) 1 D) 0.75
 
Answer & Explanation Answer: A) 0.5

Explanation:
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0 47521
Q:

A basket contains 10 apples and 20 oranges out of which 3 apples and 5 oranges are defective. If we choose two fruits at random, what is the probability that either both are oranges or both are non defective?

A) 136/345 B) 17/87
C) 316/435 D) 158/435
 
Answer & Explanation Answer: C) 316/435

Explanation:

ns=C230

 

 Let A be the event of getting two oranges and 

 

 B be the event of getting two non-defective fruits.

 

 and AB be the event of getting two non-defective oranges

 

  PA=C220C230, PB=C222C230 and PAB=C215C230

 

 PAB=PA+PB-PAB

 

C220C230+C222C230-C215C230=316435

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Filed Under: Probability

109 47517
Q:

In a certain code language, 'it is dark outside' is written as 'ha no ti ju','is it still raining' is written as 'pa ha da no', 'go and play outside' is written as 'su ju ye la'. How is 'dark' written in that code language?

A) ha B) ti
C) su D) ye
 
Answer & Explanation Answer: B) ti

Explanation:
The code for outside is -ju. The code for it/is -ha/no. Hence, the code for dark is 'ti'
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Filed Under: Coding and Decoding

4 47449
Q:

Find the next number in the series 5, 8, 16, 19, 57, 60, .....

 

A) 188 B) 256
C) 240 D) 180
 
Answer & Explanation Answer: C) 240

Explanation:

The pattern is x1+3, x 2, x1+3, x 3, x1+3, x 4

The next number=60x4=240

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Filed Under: Number Series
Exam Prep: CAT , Bank Exams
Job Role: Bank Clerk , Bank PO

30 47427
Q:

Complete the number series given below ?

13        19       37      ?         141        243

A) 58 B) 67
C) 75 D) 96
 
Answer & Explanation Answer: C) 75

Explanation:

The given series follows the pattern that

exp.

So the missing number is  37 + 38 = 75

75 + 66 = 141

....

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Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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61 47407
Q:

If x = 4 + √15, then what is the value of [x2 + (1/x2)]?

 

A) 62 B) 64
C) 34 D) 36
 
Answer & Explanation Answer: A) 62

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 47365