Q:

Solve the following :

 

72 ÷ 12{15 + 12 - 9 + 6 - 5 + 7¯} = ?

 

A) 6 B) 9
C) 12 D) 8
 
Answer & Explanation Answer: A) 6

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Of the following, which element is common to all acids

A) hydrogen B) carbon
C) sulphur D) oxygen
 
Answer & Explanation Answer: A) hydrogen

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Filed Under: General Science

28 5416
Q:

A man sold two flats for Rs. 4.15 lakhs each. On one he gained 2% and on the other he lost 2%. What percent is the effect of the sale on the whole  ?

A) 0.25 % B) 0.04 %
C) 0.5 % D) 0 %
 
Answer & Explanation Answer: B) 0.04 %

Explanation:

In this type cases we always have loss only.

 

Loss% = Common Gain or Loss1022102= 1/25 = 0.04 %

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Filed Under: Profit and Loss
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11 5415
Q:

23-[24-25-(26-27-28¯)]=?

 

 

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

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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

21 + 16 x 35 - 70 ÷ 20 = 9

 

A) + and x B) + and ÷
C) - and + D) ÷ and -
 
Answer & Explanation Answer: D) ÷ and -

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Filed Under: Coding and Decoding
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0 5415
Q:

Which of the following statements are CORRECT?

 


I. The soap molecules form structures called micelles.


II Soap micelles cannot scatter light.


III. Oily dirt gets collected in the center of the micelle.

 

A) Both I and II B) Both I and III
C) Both II and III D) All I, II and III
 
Answer & Explanation Answer: B) Both I and III

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Filed Under: Chemistry
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1 5414
Q:

The edge of three cubes of metal is 3 m, 4 m and 5 m. They are melted and formed into a single cube. Find the edge of the new cube  ?

A) 15 m B) 4 m
C) 6 m D) 9 m
 
Answer & Explanation Answer: C) 6 m

Explanation:

The edge of the new cube is = 33+43+53 = a3 => a = 6 m.

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Filed Under: Area
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6 5413
Q:

Heat transfer horizontally within the atmosphere is called

A) Convection B) Advection
C) Conduction D) Absorption
 
Answer & Explanation Answer: B) Advection

Explanation:
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Filed Under: General Science
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8 5412