Quantitative Aptitude - Arithmetic Ability Questions

Q:

The simplified form of (4x + 3)2 . (3x - 5) - (4x3 - 12x2 + 9x - 20) is

A) 6x2- 48x - 50 B) 24x3 + 2x2 - 32x - 15
C) 44x3 + 4x2 - 102x - 25 D) 24x3 + 8x2 - 42x - 50
 
Answer & Explanation Answer: C) 44x3 + 4x2 - 102x - 25

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Filed Under: Square Roots and Cube Roots
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

What is the average of all numbers between 11 and 80 which are divisible by 6?

A) 46 B) 47
C) 44 D) 45
 
Answer & Explanation Answer: D) 45

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

If 1-aa3+9 = 19 - a1-a3, then what is the value of a?

A) 3/10, 7/10 B) 1/10, 9/10
C) 2/5, 3/5 D) 1/5, 4/5
 
Answer & Explanation Answer: B) 1/10, 9/10

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

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Q:

In the given figure, ABC is a right angled triangle. ABC = 90 deg and ACB = 60 deg. If the radius of the smaller circle is 2 cm, then what is the radius (in cm) of the larger circle?

A) 4 B) 6
C) 4.5 D) 7.5
 
Answer & Explanation Answer: B) 6

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

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Q:

If 2 pair of trouser is offered free on purchase of 3 pair of trousers priced Rs 900 each what is the effective discount on each pair of trouser?

A) 40 percent B) 33.33 percent
C) 30 percent D) 20 percent
 
Answer & Explanation Answer: A) 40 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In a school 60% of the students are girls. If number of boys is 480, then what is the total number of students in the school?

A) 1200 B) 840
C) 96 D) 1320
 
Answer & Explanation Answer: A) 1200

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

What is the length of the side of an equilateral triangle, if its area is 64√3 sq cm?

A) 8 cm B) 16 cm
C) 16√3 cm D) 8√3 cm
 
Answer & Explanation Answer: B) 16 cm

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

In UVW measure of angle V is 900. If cosecU = 13/12, and UV = 2.5 cm, then what is the length (in cm) of side VW?

A) 6.5 B) 6
C) 4 D) 5.6
 
Answer & Explanation Answer: B) 6

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Filed Under: Simplification
Exam Prep: Bank Exams

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