Aptitude and Reasoning Questions

Q:

3 x 0.3 x 0.03 x 0.003 x 30 =?

A) 0.0000243 B) 0.000243
C) 0.00243 D) 0.0243
 
Answer & Explanation Answer: C) 0.00243

Explanation:

3 x 3 x 3 x 3 x 30 = 2430. Sum of decimal places = 6

Therefore, 3 x 0.3 x 0.03 x 0.003 x 30 = 0.002430 = 0.00243

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Filed Under: Decimal Fractions

72 19028
Q:

In the following question, select the missing number from the given series.

 

14, 17, 21, 24, 28, 31, ?

 

A) 32 B) 33
C) 34 D) 35
 
Answer & Explanation Answer: D) 35

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

4 19014
Q:

If a number 6573547x45 is divisible by 9, then find the value of x.

 

A) 7 B) 0
C) 8 D) 6
 
Answer & Explanation Answer: C) 8

Explanation:
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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 19012
Q:

What is the product of all the numbers in the dial of a telephone ?

A) 1,58,480 B) 1,59,450
C) 1,59,480 D) None of these
 
Answer & Explanation Answer: D) None of these

Explanation:

Since one of the numbers on the dial of a telephone is zero, so the product of all the numbers on it is 0.

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Filed Under: Arithmetical Reasoning

109 18999
Q:

What will come in place of the question mark (?) in the given question?

120 % of 750 ÷ 25 - 16 = ? % of 1240 ÷ 31

A) 25 B) 30
C) 20 D) 45
 
Answer & Explanation Answer:

Explanation:

120 % of 750 ÷ 25 - 16 = ? % of 1240 ÷ 31 ? = 50

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Filed Under: Number Series

1 18997
Q:

In a certain code, '247' means 'spread red carpet' ; '256' means 'dust one carpet' and '234' means 'one red carpet'. Which digit in that code means 'dust' ?

A) 2 B) 3
C) 5 D) 6
 
Answer & Explanation Answer: C) 5

Explanation:

In the first and second statements, the common code digit is '2' and the common word is 'carpet'.

 

So, '2' means 'carpet'.

In the second and third statements, the common code digit is '6' and the common word is 'one'.

 

So, '6' means 'one'.
Therefore, in the second statement, '5' means 'dust'.

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Filed Under: Coding and Decoding

95 18989
Q:

Arrange the given words in the sequence in which they occur in the dictionary.

1. Seaman

2. Scruples

3. Script

4. Second

5. Seat

A) 32154 B) 45321
C) 12345 D) 25341
 
Answer & Explanation Answer: A) 32154

Explanation:
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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

1 18966
Q:

A boatman can row 3 km against the stream in 20 minutes and return in 18 minutes. Find the rate of current ?

A) 1/3 kmph B) 2/3 kmph
C) 1/4 kmph D) 1/2 kmph
 
Answer & Explanation Answer: D) 1/2 kmph

Explanation:

Speed in upstream = Distance / Time = 3 x 60/20 = 9 km/hr.

Speed in downstream = 3 x 60/18 = 10 km/hr

Rate of current = (10-9)/2 = 1/2 km/hr.

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Filed Under: Boats and Streams
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

32 18957