Aptitude and Reasoning Questions

Q:

How many triangles are there in the given figure?

A) 18 B) 19
C) 20 D) 21
 
Answer & Explanation Answer: C) 20

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Q:

What is the square root of 9409?

A) 83 B) 87
C) 89 D) 97
 
Answer & Explanation Answer: A) 83

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Filed Under: Simplification
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Q:

Present ages of R and P are in the ratio of 9 : 11 respectively. After 7 years, their ages will be in the ratio of 26 : 31 and sum of their ages will be 114 years. What is the present age (in years) of P?

 

A) 36 B) 35
C) 55 D) 45
 
Answer & Explanation Answer: C) 55

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Filed Under: Arithmetical Reasoning
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Q:

If the length of the shadow of a vertical pole on the horizontal ground is √3 times its height, then the angle of elevation

A) 40 deg B) 50 deg
C) 30 deg D) 45 deg
 
Answer & Explanation Answer: C) 30 deg

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Filed Under: Height and Distance
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Q:

If X + 2Y = 27 and X - 2Y = -1, find the value of Y.

A) 13 B) 14
C) 7 D) 26
 
Answer & Explanation Answer: C) 7

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Q:

A study published in PLOS Medicine found that obesity was the cause of 1 in 10 deaths in the United States. Also, obesity was the third-leading cause of death in men and women, after high blood pressure and smoking. Hence, many doctors believe that it’s high time obesity be placed in the category of serious diseases as it not only decreases life expectancy but also impairs the normal functioning of the body.
Which of the following statements, if true, undermines the given argument?

A) Extreme obesity can shorten a person's life span by 10 years. B) Obesity is the result of eating of too much and of a sedentary lifestyle and cannot be defined as a disease per se.
C) Obesity can be a genetic disorder such as sickle-cell anemia and Tay- Sachs, which are classified as diseases. D) The Food and Drug Administration, the American Heart Association, the American College of Cardiology, and the Obesity Society, the National Heart, Lung, and Blood Institute, and the American College of Gastroenterology have i
 
Answer & Explanation Answer: B) Obesity is the result of eating of too much and of a sedentary lifestyle and cannot be defined as a disease per se.

Explanation:

The given argument states that obesity should be categorized as a serious disease as it is known to decrease life expectancy and to harm the normal functioning of the body just like any other life-threatening disease. Option B undermines the argument by pointing out that obesity is mostly a lifestyle problem and not a disease. Compared to 40 years ago, people today spend more time commuting, sitting in front of a computer, watching television, playing video games, and generally exercising less, and end up burning fewer calories. Hence, option 2 is the correct answer.

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Q:

The average age of a batch of 19 members is 24 years. If the age of the faculty be included, then the average increases by 4 months. What is the age of the faculty?

A) 35 years B) 30 years 8 months
C) 37 years 4 months D) 32 years 8 months
 
Answer & Explanation Answer: B) 30 years 8 months

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Filed Under: Problems on Ages
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Q:

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

 

 

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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Filed Under: Image Analysis
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