Aptitude and Reasoning Questions

Q:

What is the simplified value of 18 - 12 ?

A) 5/√2 B) 5√2
C) 2√5 D) 2/√5
 
Answer & Explanation Answer: A) 5/√2

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1999
Q:

The height of a cone is 45 cm. It is cut at a height of 15 cm from its base by a plane parallel to its base. If the volume of the smaller cone is 18480 cm3, then what is the volume (in cm3) of the original cone?

A) 34650 B) 61600
C) 36960 D) 62370
 
Answer & Explanation Answer: D) 62370

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

1 1999
Q:

What should come in place of the question mark (?) in the following number series? 1, 3, 24, 360,8640, 302400, ?

A) 14525100 B) 154152000
C) 14515200 D) 15425100
 
Answer & Explanation Answer: C) 14515200

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Filed Under: Number Series
Exam Prep: Bank Exams

4 1999
Q:

The marked price of a sofa set is Rs 4800 which is sold at Rs 3672 at two successive discounts. If the first discount is 10%, then what will be the second discount (in %)?

A) 13 B) 15
C) 14 D) 17
 
Answer & Explanation Answer: B) 15

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Filed Under: Percentage
Exam Prep: Bank Exams

2 1999
Q:

14 notebooks of a class were corrected with ink pen while 22 notebooks were corrected with colour pencil. If 4 notebooks were corrected with both, what is the strength of class?

A) 30 B) 32
C) 28 D) 25
 
Answer & Explanation Answer: B) 32

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 1999
Q:

The average weight of Somdev, Gurdeep and Ritu is 85 kg. If the average weight of Somdev and Gurdeep be 79 kg and that of Gurdeep and Ritu be 73 kg, then the weight of Gurdeep is

A) 78 B) 49
C) 72 D) 90
 
Answer & Explanation Answer: B) 49

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT

2 1999
Q:

The ten's digit of a 2-digit number is greater than the units digit by 7. If we subtract 63 from the number, the new number obtained is a number formed by interchange of the digits. Find the number.

A) 81 B) 18
C) 62 D) 26
 
Answer & Explanation Answer: A) 81

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 1998
Q:

If a + b = 10 and ab = 24, then what is the value of a3 + b3?

A) 280 B) 152
C) 140 D) 72
 
Answer & Explanation Answer: A) 280

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Filed Under: Simplification
Exam Prep: Bank Exams

1 1998