Aptitude and Reasoning Questions

Q:

For triangle ABC, find equation of median AD if co­ordinates of points A, B and C are (2,­4), (3,0) and (5,­2) respectively?

A) 3x ­- 2y = 14 B) 3x -­ 2y = 2
C) 3x + 2y = 14 D) 3x + 2y = 2
 
Answer & Explanation Answer: A) 3x ­- 2y = 14

Explanation:
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Q:

A regular pyramid has a square base. The height of the pyramid is 22 cm and side of its base is 14 cm. Volume of pyramid is equal to the volume of a sphere. What is the radius (in cm) of the sphere?

A) 493 B) 7
C) 14 D) 983
 
Answer & Explanation Answer: B) 7

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Q:

A shopkeeper marks up his wares by 60% and offers 10% discount. What will be the selling price (in Rs) if the cost price is Rs 7500?

A) 11800 B) 12800
C) 13800 D) 10800
 
Answer & Explanation Answer: D) 10800

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Q:

The perimeter and the breadth of a rectangle are 44 cm and 10 cm respectively. Find its area (in cm2).

A) 60 B) 240
C) 120 D) 180
 
Answer & Explanation Answer: C) 120

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Q:

The  sum  of  three  prime  numbers  is  100.  If  one  of  them  exceeds  another  by  36,  then  one  of  the numbers is

A) 17 B) 29
C) 43 D) none
 
Answer & Explanation Answer: D) none

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Q:

Three words in bold letters are given in each question, which have something in common among themselves. Out of the four given alternatives, choose the most appropriate description about these three words.

knot: Watt: Fathom

A) The terms are used by sailors. B) The terms are used for installing electricity.
C) The terms are connected with rope. D) They are units of measurement.
 
Answer & Explanation Answer: D) They are units of measurement.

Explanation:

They are units of measurement.

The knot is a unit of speed equal to one nautical mile (1.852 km) per hour, approximately.

The Watt is a unit of power.

A fathom is a unit of length in the imperial and the U.S. customary systems equal to 6 feet (1.8288 metres).

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Q:

If a+1a=1, then the value of a2-a+1a2+a+1 is a0

A) 1 B) -1
C) 0 D) 2
 
Answer & Explanation Answer: C) 0

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Q:

If Sin4A - Cos4A = 1 then (A/2) in degrees is 0° < A  90°

 

A) 60 B) 45
C) 40 D) 30
 
Answer & Explanation Answer: B) 45

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