Quantitative Aptitude - Arithmetic Ability Questions

Q:

A sum of Rs 8000 is borrowed at compound interest at the rate of 7% per annum. What will be the amount (in Rs) after 2 years?

 

A) 1154.4   B) 13600  
C) 9159.2   D) 9428.6
 
Answer & Explanation Answer: C) 9159.2  

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Q:

If x = (a/b) + (b/a), y = (b/c) + (c/b) and z = (c/a) + (a/c), then what is the value of xyz  x2  y2  z2?

A) – 4 B) 2
C)  – 1 D) – 6
 
Answer & Explanation Answer: A) – 4

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Q:

The 3rd and 6th term of an arithmetic progression are 19 and 37 respectively. What is the 13th term?

A) 79 B) 43
C) 45 D) 49
 
Answer & Explanation Answer: A) 79

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Q:

The sum of three consecutive even integers is 84. Which is the least integer among them?

A) 28 B) 30
C) 32 D) 26
 
Answer & Explanation Answer: D) 26

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Q:

The point R(a,b) is first reflected in origin to R1 and R1 is reflected in x­axis to (­-4,2). The co-­ordinates of point R are

A) (­4,­-2) B) (­-4,2)
C) (4,2) D) (-4,­-2)
 
Answer & Explanation Answer: C) (4,2)

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Q:

What is the equation of the line if its slope is 1/4 and y-­intercept is ­-3?

A) x ­- 4y = 12 B) x + 4y = 12
C) x -­ 4y = ­-12 D) x + 4y = -­12
 
Answer & Explanation Answer: A) x ­- 4y = 12

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Q:

What is the value of (tan30° - √3/2) ?

A) -1/2√3 B) (2√3-√6)/2√2
C) (2-√3)/2 D) 1/6
 
Answer & Explanation Answer: A) -1/2√3

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Q:

Mohan starts to calculate sum of all odd natural number less than 83. What result does he get?

A) 1456 B) 1681
C) 1437 D) 1671
 
Answer & Explanation Answer: B) 1681

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