Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find two numbers such that their mean proportion is 12 and third proportion is 768.

A) 3 and 24 B) 3 and 48
C) 6 and 48 D) 6 and 24
 
Answer & Explanation Answer: B) 3 and 48

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

Find the odd word/letters/number pair from the given alternatives

A) 1 : 8 B) 27 : 64
C) 125 : 218 D) 323 : 512
 
Answer & Explanation Answer: C) 125 : 218

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔADE is 8 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

A) 98 B) 94
C) 90 D) 86
 
Answer & Explanation Answer: C) 90

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Find two numbers such that their mean proportion is 8 and third proportion is 64.

A) 4 and 8 B) 8 and 16
C) 8 and 8 D) 4 and 16
 
Answer & Explanation Answer: D) 4 and 16

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The ratio of two numbers is 5 : 4. If the sum of both the numbers is 180, then what is the smaller number among both the numbers?

A) 100 B) 80
C) 60 D) 75
 
Answer & Explanation Answer: B) 80

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

Two numbers are in the ratio 5:6 when 6 is added to each, the ratio becomes 7:8 then the numbers are

A) 10 & 12 B) 20 & 24
C) 15 & 18 D) 5 & 6
 
Answer & Explanation Answer: C) 15 & 18

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

What is the difference of the factors of the expression x2 + (1/x2) – 6?

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

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Q:

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Rs. 1. The sum (in Rs.) is:

A) 620 B) 630
C) 640 D) 625
 
Answer & Explanation Answer: D) 625

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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