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Q:

Find the logic in the given puzzle?

Find_The_Logic_In_The_Question1565001003.jpg image

Answer

Given that, a woman has seven children. Half of them are boys. 


Half of 7 is 3.5 which is not possible. And it is possible in only one way that all the children must be boys. Then half of them are boys.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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Q:

Which state has recorded highest number of tigers in 2018?

A) Karnataka B) Madhya Pradesh
C) Chhattisgarh D) Uttarakhand
 
Answer & Explanation Answer: B) Madhya Pradesh

Explanation:

India being number one in the Tiger population all over the world, Madhya Pradesh state has the highest number of tigers with 526 tigers and Karnataka is second with 524.

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Filed Under: General Awareness
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Q:

Which country have the most population of tigers in the world?

A) Russia B) India
C) USA D) Nepal
 
Answer & Explanation Answer: B) India

Explanation:

India have the most population of tigers with 70% in the world tiger population.

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Q:

The substance which makes natural rubber more strong and bouncy?

A) Chlorine B) Sulphur
C) Sponge D) Polythene
 
Answer & Explanation Answer: B) Sulphur

Explanation:

Sulfur vulcanisation is a chemical process for converting natural rubber or related polymers into more durable materials by heating them with sulfur. By this they achieve improved elasticity, resilience, tensile strength, viscosity, hardness and weather resistance.

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Filed Under: General Science
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Q:

Which lenses should be used to correct the defect of astigmatism?

A) Convex lens B) Bifocal lens
C) Concave lens D) Cylindrical lens
 
Answer & Explanation Answer: D) Cylindrical lens

Explanation:

Astigmatism is a common vision condition that causes blurred vision. It occurs when the cornea is irregularly shaped or sometimes because of the curvature of the lens inside the eye.

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Filed Under: Physics
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Q:

Steel contains

A) no carbon B) < 2% of carbon
C) > 10% of carbon D) > 29% of carbon
 
Answer & Explanation Answer: B) < 2% of carbon

Explanation:

To make steel, iron ore is first mined from the ground. It is then smelted in blast furnaces where the impurities are removed and carbon is added.

In simple, steel is iron alloyed with carbon, usually 0 - 2%.

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Filed Under: Chemistry
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Q:

Only genius can solve this puzzle?

genius_maths_puzzle1564054544.jpg image

A) 36 B) 40
C) 48 D) 60
 
Answer & Explanation Answer: C) 48

Explanation:

In the given puzzle the logic is

2 x 1 + 1 = 2 + 1 = 3

3 x 2 + 2 = 6 + 2 = 8

4 x 3 + 3 = 12 + 3 = 15

5 x 4 + 4 = 20 + 4 = 24

6 x 5 + 5 = 30 + 5 = 35

Similarly,

7 x 6 + 6 = 42 + 6 = 48

7 = 48.

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Filed Under: Math Puzzles
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Q:

Electrostatic precipitator is used to control

A) Water pollution B) Noise pollution
C) Air pollution D) Solid waste
 
Answer & Explanation Answer: C) Air pollution

Explanation:

Electrostatic precipitator is used to control Air pollution. An electrostatic precipitator is a filtration device that removes fine particles, like dust and smoke, from a flowing gas using the force of an induced electrostatic charge minimally impeding the flow of gases through the unit.

                         Electrostatic_precipitator_is_used_to_control1564054124.png image

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Filed Under: Physics
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