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CAT Questions

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Q:

If the LCM and HCF of two numbers are equal, then the numbers must be 

A) Prime Numbers B) Composite Numbers
C) Equal D) Co- prime Numbers
 
Answer & Explanation Answer: C) Equal

Explanation:

If LCM = HCF then, the two numbers are equal.

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Filed Under: Arithmetical Reasoning
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24 11667
Q:

Main storage is also called

A) Memory B) Control unit
C) Accumulator D) Register unit
 
Answer & Explanation Answer: A) Memory

Explanation:

In a computer, the area where the data is stored for the quick access by the computer's processor is called Main storage or Primary storage or Memory or RAM.

 

Hence, main storage is also called Memory.

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Filed Under: Computer
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15 11662
Q:

The ages of Anushka, Kajal and Charu latha together are 57 years. Bharti is thrice as old as Anushka and Charu latha is 12 years older than Anushka. Then, the respective age of Anushka, Kajal and Charu latha is ?

A) 27, 9, 21 B) 9, 21, 27
C) 21, 27, 9 D) 9, 27, 21
 
Answer & Explanation Answer: D) 9, 27, 21

Explanation:

Let Anushka age = X
Charu latha 12 yrs older than Anushka so Charu latha age = x+12
Kajal is thrice as old as Anushka so Kajal age = 3x
The ages of Anushka, Kajal and Charu latha together are 57 years
i.e x + (x+12) + 3x = 57
=> 5x = 45
:- x = 9
Anushka age = 9
Kajal age = 3x = 27
Charu latha age = x+12 = 21

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Filed Under: Problems on Ages
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15 11659
Q:

Which of the following rivers have almost the same point of emerging ?

A) Tapi and Beas B) Brahmaputra and Ganga
C) Indus and Ganga D) Brahmaputra and Indus
 
Answer & Explanation Answer: D) Brahmaputra and Indus

Explanation:
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Filed Under: Indian Geography
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36 11653
Q:

A and B started a business investing the money in ratio 4:6, after 6 months B withdraw his investment and C joins him with twice the amount of B. At the end of the year total profit is Rs.3315. Find share of C ?

A) Rs. 450 B) Rs. 1020
C) Rs. 765 D) Rs. 1530
 
Answer & Explanation Answer: D) Rs. 1530

Explanation:

Ratio of investments of A, B & C =>

bank

Share of C = 1530

Share of B = 765

Share of A = 1020

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Filed Under: Partnership
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22 11643
Q:

Tadpole is to frog as larva is to

A) insect B) spider
C) worm D) None of the above
 
Answer & Explanation Answer: A) insect

Explanation:

Tadpole is the larval stage in all the amphibians whereas larva in all the insects.

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Filed Under: Analogy
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10 11638
Q:

Fill in the blank with suitable preposition in the following sentence.

 

____ the two I prefer tea.

A) From B) In
C) Between D) Among
 
Answer & Explanation Answer: C) Between

Explanation:

Between the two I prefer tea is the correct sentence with suitable preposition.

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Filed Under: Inserting The Missing Character
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31 11625
Q:

Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers ?

A) 12 & 7 B) 13 & 8
C) 15 & 10 D) 14 & 9
 
Answer & Explanation Answer: A) 12 & 7

Explanation:

x – y = 5

4x – 6y = 6

x = 12 y = 7

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Filed Under: Arithmetical Reasoning
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