Quantitative Aptitude - Arithmetic Ability Questions

Q:

The sum of 2xy(3x + 4y - 5z) and 5yz(2x - 3y) is

A) 6x2y - 8xy2 + 15y2z B) 6x2y + 8xy2 - 15y2z
C) 6x2y + 8xy2 - 15y2z - 20xyz D) 6x2y - 8xy2 + 15y2z + 20xyz
 
Answer & Explanation Answer: B) 6x2y + 8xy2 - 15y2z

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Which of the following numbers is completely divisible by 99?

A) 57717 B) 57627
C) 55162 D) 56982
 
Answer & Explanation Answer: A) 57717

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Exam Prep: Bank Exams

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Q:

If tanθ + cotθ = 5, then the value of tan2θ + cot2θ is

A) 22 B) 23
C) 24 D) 25
 
Answer & Explanation Answer: B) 23

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Q:

Two chords AB and PQ of a circle intersect at D inside a circle. If AD = 4 cm, DB = 6 cm, QD = 3 cm, the length of PQ is equal to

A) 11 cm B) 8 cm
C) 9 cm D) 10 cm
 
Answer & Explanation Answer: A) 11 cm

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Q:

The average of 5 members of a family is 24 years. If the youngest member is 8 years old, then what was the average age (in years) of the family at the time of the birth of the youngest member?

A) 16 B) 20
C) 24 D) 30
 
Answer & Explanation Answer: B) 20

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Point P (8 , 5) is the midpoint of segment AB. Co-ordinates of A are (5, y) and B are (x, -3). What is the value of x?

A) -11 B) 11
C) 7 D) -7
 
Answer & Explanation Answer: B) 11

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

ΔABC is right angled at B. If m ∠A = 60°, then what is the value of 1/√3 Cosec C?

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

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Q:

What is the value of 128 + 7232

A) 3.5 B) 7
C) 4.5 D) 9
 
Answer & Explanation Answer: A) 3.5

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Filed Under: Simplification
Exam Prep: Bank Exams

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