CAT Questions

Q:

Adam and Smith are working on a project. Adam takes 6 hrs to type 36 pages on a computer, while Smith takes 5 hrs to type 40 pages. How much time will they take, working together on two different computers to type a project of 120 pages?

A) 8 hrs 45 min B) 8 hrs 42 min
C) 8 hrs D) 8 hrs 34 min
 
Answer & Explanation Answer: D) 8 hrs 34 min

Explanation:

Number of pages typed by Adam in 1 hour = 36/6 = 6
Number of pages typed by Smith in 1 hour = 40/5 = 8
Number of pages typed by both in 1 hour = (6 + 8) = 14
Time taken by both to type 110 pages = (120 * 1/14) = 847 = 8 hrs 34 min.

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Filed Under: Time and Work
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Q:

The element common to all acids is

A) Hydrogen B) Oxygen
C) carbon D) Sulphur
 
Answer & Explanation Answer: A) Hydrogen

Explanation:

Hydrogen is the common element in all acids.

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Filed Under: Chemistry
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Q:

Ratio between heights of two cylinder in the ratio 3:5. Their volumes are in the ratio 27:80. Find ratio between their radius ?

A) 1:3 B) 2:1
C) 3:4 D) 4:7
 
Answer & Explanation Answer: C) 3:4

Explanation:

bank

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Filed Under: Volume and Surface Area
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Q:

The percentage of irrigated land in India is about

A) 66% B) 35%
C) 71% D) 22%
 
Answer & Explanation Answer: B) 35%

Explanation:

According to World Bank Indicator India - Land use:

      • Agriculture Land - 1797090 sq. Km (about 60.4%). 
      • Forest Area - 677598 sq. Km. (about 22.08%). 
      • Agriculture Irrigated land - 35 %.



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Filed Under: Indian Geography
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Q:

Who has become the first full time woman Defence Minister of India ?

A) Sushma Swaraj B) Nirmala Sitharaman
C) Uma Bharathi D) Smriti Irani
 
Answer & Explanation Answer: B) Nirmala Sitharaman

Explanation:

Nirmala Sitharaman, who took oath as the new Cabinet member in september 2017 under Narendra Modi, has been given the Defence Ministry portfolio. Incidentally, she has become the first dedicated woman defence minister of India and only the second woman to hold the crucial ministry after Indira Gandhi. 

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Filed Under: Indian Politics
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Q:

4 45 of 259.99 = ? % of 1247.9

A) 96 B) 100
C) 78 D) 88
 
Answer & Explanation Answer: B) 100

Explanation:

Given 

4 45 of 259.99 = ? % of 1247.9

24/5 x 260 = ? x 1248/100

? = 1248 x 100/1248

? = 100.

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Q:

Greek Roman art has found a place in

A) Buddhist Art B) Ellora
C) Kalinga D) Gandhara
 
Answer & Explanation Answer: A) Buddhist Art

Explanation:
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Filed Under: General Awareness
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Q:

What manages the resources on a network?

A) Operating system B) Data management
C) Application software D) Network software
 
Answer & Explanation Answer: A) Operating system

Explanation:

Operating system software is that manages resources on a network.

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Filed Under: Computer
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