Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find the Greatest Common Factor of 280 and 144.

A) 2 B) 8
C) 6 D) 4
 
Answer & Explanation Answer: B) 8

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Filed Under: HCF and LCM
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Q:

The ratio of salary of X, Y and Z is 15 : 3 : 8. If Z gets Rs. 3960 more than Y, then what is the salary (in Rs.) of X?

A) 11880 B) 12360
C) 9900 D) 10240
 
Answer & Explanation Answer: A) 11880

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Filed Under: Ratios and Proportions
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Q:

A boat cover row 12 km upstream in 4 hours and can cover the same distance downstream in 3 hours. What is the speed (in km/hr) of the boat in still water?

 

A) 3.5 B) 3
C) 2.5 D) 2
 
Answer & Explanation Answer: A) 3.5

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Filed Under: Boats and Streams
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Q:

Find the curved surface area (in cm2) of a right circular cone of diameter 28 cm and slant height 12 cm.

 

A)  792 B) 728
C)  528 D)  493
 
Answer & Explanation Answer: C)  528

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Filed Under: Area
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Q:

The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scholarship holders, the percentage of the school students who are not scholarship holders is

A) 56 B) 78
C) 70 D) 80
 
Answer & Explanation Answer: B) 78

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

What is the highest common factor of 360 and 450?

A) 90 B) 45
C) 10 D) 9
 
Answer & Explanation Answer: A) 90

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Filed Under: HCF and LCM
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Q:

In the first 10 overs of a cricket game, the run rate was only 3.2. The run rate in the remaining 40 overs to reach the target of 282 runs is

A) 6.4 B) 6.3
C) 6.25 D) 6.5
 
Answer & Explanation Answer: C) 6.25

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Filed Under: Simplification
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Q:

What is the value of sin(11π/6)?

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

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Filed Under: Simplification
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