Quantitative Aptitude - Arithmetic Ability Questions

Q:

AB is a chord of the circle and its center is “O”. ON is perpendicular to AB. If the length of AB=20 cm, ON-(2√11) cm, find the radius (in cm) of the circle.

A) 10 B) 12
C) 13 D) 15
 
Answer & Explanation Answer: B) 12

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Filed Under: Volume and Surface Area
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Q:

Select the odd letters from the given alternatives.

A) MLN B) FED
C) JIH D) RQP
 
Answer & Explanation Answer: A) MLN

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Filed Under: Odd Man Out
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Q:

In 3 years Rs 3000 amounts to Rs 3993 at x% compound interest, compounded annually. The value of x is

A) 10 B) 8
C) 5 D) 3 1/3
 
Answer & Explanation Answer: A) 10

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Filed Under: Compound Interest
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Q:

If the difference between the roots of the equation Ax2  Bx + C = 0 is 4, then which of the following is TRUE?

A) B2 – 16A2 = 4AC + 4B2 B) B2 – 10A2 = 4AC + 6A2
C) B2 – 8A2 = 4AC + 10A2 D) B2 – 16A2 = 4AC + 8B2
 
Answer & Explanation Answer: B) B2 – 10A2 = 4AC + 6A2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the equation of the line which passes through the points (3,­2) and (5,3)?

A) 5x ­- 2y = ­-19 B) 5x ­- 2y = 19
C) 5x + 2y = ­31 D)  5x + 2y = -31
 
Answer & Explanation Answer: B) 5x ­- 2y = 19

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Filed Under: Simplification
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Q:

Which of the numbers given below is NOT rational?

A) 3√8 B) 3√64
C) √64 D) √8
 
Answer & Explanation Answer: D) √8

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

ax + 5y = 8 has slope of -4/3. What is the value of a?

A) 20/3 B) 3/20
C) -20/3 D) -3/20
 
Answer & Explanation Answer: A) 20/3

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Filed Under: Simplification
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Q:

20 is 0.25% of?

A) 10000 B) 8000
C) 5000 D) 2500
 
Answer & Explanation Answer: B) 8000

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Filed Under: Percentage
Exam Prep: Bank Exams

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