Quantitative Aptitude - Arithmetic Ability Questions

Q:

Δ XYZ is right angled at Y. If m∠Z = 60°, what is the length of YZ (in cm), if ZX = 3√3 cm?

A) 3√3/2 B) 3√3
C) 9 D) 6
 
Answer & Explanation Answer: A) 3√3/2

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Q:

Which of the following questions is a statistical question?

A) Where do the professional sports leagues play?   B) How many professional sports leagues are there?
C) How many hours do the student-athletes at your school spend each week training for a sports league? D) How many hours of professional training took place over the weekend?  
 
Answer & Explanation Answer: B) How many professional sports leagues are there?

Explanation:

A statistical question is a question that can be answered by collecting data that vary.

In the given options, How many professional sports leagues are there? is a statistical question. Here to answer this question, we have to collect data from the sources.

 

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Filed Under: Probability
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Q:

In the following question, select the odd number pair from the given alternatives.

A) 11 – 121 B) 13 – 169
C) 19 – 391 D) 21 – 441
 
Answer & Explanation Answer: C) 19 – 391

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Filed Under: Odd Man Out
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Q:

A bag contain equal number of 1 rupee, 50 paisa and 25 paisa coins. If the total amount is Rs 105, then how many coins of each type are there?

A) 15 B) 45
C) 60 D) 80
 
Answer & Explanation Answer: C) 60

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Q:

In the following question, select the odd word from the given alternatives.

A) Car B) Cycle
C) Tyre D) Truck
 
Answer & Explanation Answer: C) Tyre

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Filed Under: Odd Man Out
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Q:

For triangle ABC, what would be the equation of median AD if co-ordinates of A, B and C are (-5,4), (-4,0) and (-2,2) respectively?

A) 3x - 2y = -11 B) 3x + 2y = 7
C) 3x + 2y = -7 D) 3x - 2y = 11
 
Answer & Explanation Answer: C) 3x + 2y = -7

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Q:

The length, breadth and height of a cuboid are 12 cm, 8 cm and 6 cm respectively. The volume of the cuboid is (Use π = 22/7)

A) 1152 cubic cms B) 288 cubic cms
C) 576 cubic cms D) 864 cubic cms
 
Answer & Explanation Answer: C) 576 cubic cms

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Filed Under: Volume and Surface Area
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Q:

If in a two digit number, the digit at unit place is y and the digit at tens place is 5, then the number is

A) 50y + y B) 5y + 5
C) 50 + y D) 50y + 5
 
Answer & Explanation Answer: C) 50 + y

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