Aptitude and Reasoning Questions

Q:

For triangle ABC, find equation of median AD if co-ordinates of A, B and C are (-1,-3), (5,-4) and (3,2) respectively?

A) 2x - 5y = 17 B) 2x - 5y = 13
C) 2x + 5y = 13 D) 2x + 5y = 17
 
Answer & Explanation Answer: B) 2x - 5y = 13

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Filed Under: Area
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Q:

The line passing through (­3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?

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

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Q:

If (1 - sinA)/(1 + sinA) = x, then x is

A) (cosecA - cotA)2 B) secA - tanA
C) (secA - tanA)2 D) cosecA - cotA
 
Answer & Explanation Answer: C) (secA - tanA)2

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Filed Under: Simplification
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Q:

Find the curved surface area (in cm2) of a right circular cylinder of diameter 28 cm and height 12 cm.

A) 968 B) 924
C) 856 D) 1056
 
Answer & Explanation Answer: D) 1056

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Filed Under: Volume and Surface Area
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Q:

The radii of two concentric circles are 68 cm and 22 cm. The area of the closed figure bounded by the boundaries of the circles is

A) 4140π sq.cm. B) 4110π sq.cm.
C) 4080π sq.cm. D) 4050π sq.cm.
 
Answer & Explanation Answer: A) 4140π sq.cm.

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Q:

Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing collectively 10 days of work, they leave the work due to illness and Suresh completes rest of the work in 3 days. How many days Suresh alone can take to complete the whole work ?

A) 32 days B) 28 days
C) 29 days D) 30 days
 
Answer & Explanation Answer: D) 30 days

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Filed Under: Time and Work
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Q:

Select the missing numbers from the given alternatives.

A) 143 B) 169
C) 455 D) 545
 
Answer & Explanation Answer: C) 455

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Filed Under: Arithmetical Reasoning
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Q:

The following pie chart shows proportion of population of seven villages in 2009. Study the pie chart and answer the questions that follows :

If the below poverty line population of the village 'X' is 12160, then the population of village 'S' is

A) 18500 B) 20500
C) 22000 D) 20000
 
Answer & Explanation Answer: C) 22000

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Filed Under: Pie Charts
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