Quantitative Aptitude - Arithmetic Ability Questions

Q:

In a rhombus _____.

A) opposite angles are supplementary B) diagonals form two congruent triangles
C) diagonals are congruent D) diagonals do not bisect opposite angles
 
Answer & Explanation Answer: B) diagonals form two congruent triangles

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Q:

Which of the following is the correct option for the congruency of the two triangles ABC and PQR as per the SAS congruency criterion?

 

A) AB = PQ B) BC = QR
C) ∡B = ∡Q D) All options are correct
 
Answer & Explanation Answer: D) All options are correct

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Q:

If the radius (r) of a circle is increased by 'x' units, what is the number of units by which the circumstance of the circle is increased?

 

 

A) π B) 2π
C) 2πr D) 2πx
 
Answer & Explanation Answer: D) 2πx

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Q:

Three sides of a triangle are 5 cm, 9 cm and x cm. The minimum integral value of x is

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: D) 5

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Q:

The difference between the ages of mother and son was 21 when mother's age was 43. If father is elder by 3 years to mother, what will be the difference between the ages of son and father when father attains 50 years?

A) 21 B) 22
C) 23 D) 24
 
Answer & Explanation Answer: D) 24

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Q:

The simple interest on a sum for 5 years is two­fifth of the sum. The rate of interest per annum is

A) 0.1 B) 0.08
C) 0.06 D) 0.04
 
Answer & Explanation Answer: B) 0.08

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Q:

Find the sum of the measures all the exterior angles of a decagon.

A) 720° B) 2160°
C) 360° D) 1800°
 
Answer & Explanation Answer: C) 360°

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Q:

Volume of a cylinder is 2310 cubic cm. If circumference of its base is 44 cm, find the curved surface area of the cylinder?

A) 660 sq cm B) 1320 sq cm
C) 1980 sq cm D) 330 sq cm
 
Answer & Explanation Answer: A) 660 sq cm

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