Quantitative Aptitude - Arithmetic Ability Questions

Q:

The average of 8 consecutive natural numbers is 38.5. What is the largest of these 8 numbers?

A) 41 B) 39
C) 42 D) 45
 
Answer & Explanation Answer: C) 42

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Filed Under: Average
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Q:

1/8 th of the audience of a program Jabardast were children, 2/5th of the audience were men and the rest women. If the number of women audience is 380, find the total number of audience in the program?

A) 600 B) 500
C) 400 D) 800
 
Answer & Explanation Answer: D) 800

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Filed Under: Percentage
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Q:

Three numbers are in the ratio of 3:5:10 and their LCM is 630. Find their HCF.

A) 21 B) 42
C) 63 D) 36
 
Answer & Explanation Answer: A) 21

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Filed Under: HCF and LCM
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Q:

If SinX-CosX=1, where 'X' is an acute angle, the value of SinX+CosX is

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

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Filed Under: Simplification
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Q:

The value of 16 - [5 - 2{14 of 2 - (8 ÷ 4 x 2 - 1 + 3}] is

A) -12 B) -9
C) -10 D) -14
 
Answer & Explanation Answer: C) -10

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Q:

The average marks of 45 students is shown as 65. It includes a wrong entry of 84 marks instead of 48 marks. The correct average is:

A) 65.8 marks B) 67.4 marks
C) 62.6 marks D) 64.2 marks
 
Answer & Explanation Answer: D) 64.2 marks

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Q:

Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?

A) 4 days B) 12 days
C) 8 days D) 16 days
 
Answer & Explanation Answer: C) 8 days

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Filed Under: Time and Work
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Q:

If a person bought an item for Rs. 60 and sold it at a profit of 25%, the selling price of the item would be

A) Rs. 84 B) Rs. 72
C) Rs. 75 D) Rs. 80
 
Answer & Explanation Answer: C) Rs. 75

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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