Aptitude and Reasoning Questions

Q:

If Cot θ = 21/20, then what is the value of Sec θ?

A) 29/21 B) 21/29
C) 29/20 D) 20/29
 
Answer & Explanation Answer: A) 29/21

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Filed Under: Simplification
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Q:

The standard deviation of the set {10, 10, 10, 10, 10} is

A) 0 B) 1
C) 5 D) 10
 
Answer & Explanation Answer: A) 0

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Filed Under: Average
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Q:

Parimal has done 1/4th of a job in 10 days, Salim completes the rest of the job in 20 days. In how many days can they together do the job?

A) 8 days B) 24 days
C) 12 days D) 16 days
 
Answer & Explanation Answer: D) 16 days

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Filed Under: Time and Work
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Q:

Find the radius of the circle if the area of its sector is 30.8 sq cm whose corresponding central angle is 72°?

A) 3.5 cm B) 7 cm
C) 14 cm D) 10.5 cm
 
Answer & Explanation Answer: B) 7 cm

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Filed Under: Area
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Q:

At 20% discount the selling price of an article is Rs 2400, what is the selling price (in Rs) if the discount is 32.5%?

A) 2125 B) 2225
C) 2025 D) 2325
 
Answer & Explanation Answer: C) 2025

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Filed Under: Percentage
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Q:

If A = 400 and B = 600, then A is how much percentage less than B?

A) 50 B) 66.66
C) 33.33 D) 25
 
Answer & Explanation Answer: C) 33.33

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Filed Under: Percentage
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Q:

If in a code language 3456 = ROPE and 15526 = APPLE then 54613 = ?

A) RPPEO B) ROPEA
C) POEAR D) PAREO
 
Answer & Explanation Answer: C) POEAR

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Filed Under: Coding and Decoding
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Q:

The price of an article is decreased by 10%. To restore it to its former value, the new price must be increased by

A) 9 1/11% B) 10%
C) 11% D) 11 1/9%
 
Answer & Explanation Answer: D) 11 1/9%

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Filed Under: Percentage
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