GATE Questions

Q:

A bucket contains a mixture of two liquids A and B in the proportion 7: 5. If 9 litres of the mixture is replaced by 9 litres of liquid B, then the ratio of the two liquid becomes 7: 9. How much of the liquid A was there in the bucket ?

A) 21 litres B) 15 litres
C) 23 litres D) 18 litres
 
Answer & Explanation Answer: A) 21 litres

Explanation:

Suppose the two liquids A and B are 7x litres and 5x litres respectivel Now, when 9 litres of mixture are taken out,

Now, when 9 liters of liquid B are added

 

 

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Filed Under: Alligation or Mixture
Exam Prep: AIEEE , Bank Exams , GATE

9 4011
Q:

Sum of two numbers is 44. One number is 3 times as large as the other. What are the numbers?

A) 11 and 4 B) 3 and 11
C) 11 and 33 D) 40 and 4
 
Answer & Explanation Answer: C) 11 and 33

Explanation:

Let the smaller number be 'm'

Then, from the given data, the larger number is '3m'

Given that m + 3m = 44

=> 4m = 44

m = 44/4 = 11

=> m = 11

=> 3m = 3 x 11 = 33

 

Hence, the two numbers are 11 and 33.

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Filed Under: Problems on Numbers
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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9 4006
Q:

Cache memory is a form of ROM.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

The given sentence Cache memory is a form of ROM is FALSE. Cache memory, also called CPU memory, is high-speed static random access memory (SRAM) that a computer microprocessor can access more quickly than it can access regular random access memory (RAM).

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1 4005
Q:

The oldest form of composition of Hindustan Vocal music is

A) Thumri B) Ghazal
C) Dhrupad D) None of the above
 
Answer & Explanation Answer: C) Dhrupad

Explanation:
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Filed Under: Indian Culture
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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28 4005
Q:

How do you make the number one disappear?

Answer

Add the letter 'G' to the word 'ONE' and it become's 'Gone' which means disappear.

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7 4003
Q:

What is a Solution and what are the two parts of a solution?

Answer

A solution is a homogeneous type of mixture of two or more substances.


A solution has two parts::


1. A solute and


2. A solvent.


 


The solute is the substance that dissolves, and the solvent is the majority of the solution.

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Subject: Chemistry Exam Prep: AIEEE , Bank Exams , CAT , GATE
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2 4000
Q:

16 of 225 is =

A) 7.11 B) 7.21
C) 6.87 D) 7.58
 
Answer & Explanation Answer: A) 7.11

Explanation:

16 of 225 is = 

16 = p × 225100p = 1600225 = 7.1111

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Filed Under: Percentage
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9 3998
Q:

Who among the following took over as the 25th Director General of the Border Roads(DGBR) ?

A) Lt. Gen. Suresh Sharma B) Lt. Gen. David R. Syiemlieh
C) Lt. Gen. Srikanth Mishra D) Lt. Gen. Sanjeev Kumar Shrivastava
 
Answer & Explanation Answer: D) Lt. Gen. Sanjeev Kumar Shrivastava

Explanation:

Lt. Gen. Sanjeev Kumar Shrivastava took over as the 25th Director General of the Border Roads (DGBR). He has replaced Lt. Gen. Suresh Sharma. Prior to it, he was holding the appointment of Director General Combat Engineers at Integrated Headquarters of Ministry of Defence(Army).

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2 3992