Quantitative Aptitude - Arithmetic Ability Questions

Q:

Three numbers are in the ratio 1 : 2 : 3 and the sum of their cubes is 4500 .The smallest numbers is

A) 4 B) 5
C) 6 D) 10
 
Answer & Explanation Answer: B) 5

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Find the smallest 8 digit number which is exactly divisible by 121.

A) 10000045 B) 10000076
C) 10000024 D) 10000055
 
Answer & Explanation Answer: A) 10000045

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams , CAT

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Q:

A certain sum of money becomes 4 times of itself in 30 years at a rate of simple interest. In how many years it will become double of itself at the same rate of simple interest?

A) 20 B) 15
C) 10 D) 12
 
Answer & Explanation Answer: C) 10

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

You have 20 big and 16 small diaries and want to make gift packs containing both in each pack. What is the maximum number of gift packs you can make without any left over?

A) 5 B) 4
C) 3 D) 2
 
Answer & Explanation Answer: B) 4

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The HCF of two numbers is 12 and their LCM is 72. If one of the two numbers is 24, then the other number is

A) 60 B) 36
C) 72 D) 48
 
Answer & Explanation Answer: B) 36

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

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Q:

If x = 4aba+b, then what is the value of x+2ax-2a+x+2bx-2b ?

A) 0 B) 2
C) 4 D) 1
 
Answer & Explanation Answer: B) 2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If a + b = 8 and ab =15, then a3 + b3 is

A) 224 B) 244
C) 152 D) 128
 
Answer & Explanation Answer: C) 152

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of [(sin 59° cos 31° + cos 59° sin 31° )÷(cos 20° cos 25°  sin 20° sin 25° )]?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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