Quantitative Aptitude - Arithmetic Ability Questions

Q:

The figure shown below consists of the tangents at the extremeties of any chord. Choose the correct option given below.

A) ∡PAC = ∡PBC B) ∡APC = ∡BPC
C) ∆PAC ≅ ∆PBC D) All options are correct
 
Answer & Explanation Answer: D) All options are correct

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Filed Under: Simplification
Exam Prep: Bank Exams , CAT

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Q:

The area of a rhombus is 24 m2 and the length of one of its diagonals is 8 m. The length of each side of the rhombus will be:

 

A) 5m B) 10m
C) 4m D) 6m
 
Answer & Explanation Answer: A) 5m

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If x2+5x+6 = 0, then the value of 2xx2-7x+6 is

A) 1/6 B) 1/3
C) -1/6 D) -1/3
 
Answer & Explanation Answer: C) -1/6

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Q:

If x2-3x+1=0, then x+1x is (x0)

A) 1 B) 0
C) 3 D) 2
 
Answer & Explanation Answer: C) 3

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Q:

 In ΔABC measure of angle B is 90 deg. If cotA = 7/24, and AB = 1.4cm, then what is the length (in cm) of side AC?

A) 5 B) 4.8
C) 4 D) 5.6
 
Answer & Explanation Answer: A) 5

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Q:

 In the triangle ABC, the internal bisector of angle A meets the side BC at D. If BD=7.5 cm and BC=9 cm. Then calculate the value of AB:AC.

 

A) 2:1 B) 1:2
C) 3:1 D) 1:3
 
Answer & Explanation Answer: C) 3:1

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

A and B can do a piece of work in 18 days, B and C in 24 days, A and C in 36 days. Working together they can do the work in

A) 12 days B) 13 days
C) 16 days D) 26 days
 
Answer & Explanation Answer: C) 16 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The average age of 30 boys in a class is 10 years. If the age of their teacher is also included, the average increases by one year. The teacher's age in years is

A) 38 B) 40
C) 30 D) 41
 
Answer & Explanation Answer: D) 41

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Filed Under: Problems on Ages

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