Aptitude and Reasoning Questions

Q:

If sin ­- 5π/3 = x, then the value of x is

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

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Filed Under: Simplification
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Q:

Seven years ago, the age of Sahil was equal to the present age of Nihal. Sum of Sahil's age 5 year ago and Nihal's age 6 years later is 58 years. If Ruchi is 4 years elder to Sahil, then what will be Ruchi's age (in years) after 10 years?

A) 38 B) 46
C) 42 D) 36
 
Answer & Explanation Answer: B) 46

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Filed Under: Problems on Ages
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Q:

Manjeet can do a work in 18 hours. If he is joined by Jaya who is 100% more efficient, in what time will they together finish the work?

A) 6 hours B) 3 hours
C) 12 hours D) 24 hours
 
Answer & Explanation Answer: A) 6 hours

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

An alloy is made by mixing metal A costing Rs 2000/kg and metal B costing Rs 400/kg in the ratio A:B = 3:1. What is the cost (in Rs) of 8 kilograms of this alloy?

A) 1600 B) 9800
C) 6400 D) 12800
 
Answer & Explanation Answer: D) 12800

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

If the compound interest for the 3rd and 4th year on a certain principal is Rs 125 and Rs 135 respectively, what is the rate of interest (in %)?

A) 9 B) 10
C) 8 D) 12
 
Answer & Explanation Answer: C) 8

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Filed Under: Compound Interest
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Q:

If x2  16x  59 = 0, then what is the value of (x  6)2 + [1/(x  6)2]?

A) 14 B) 18
C) 16 D) 20
 
Answer & Explanation Answer: B) 18

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Q:

The average revenues of 7 consecutive years of a company is Rs 75 lakhs. If the average of first 4 years is Rs 70 lakhs and that of last 4 years is Rs 82 lakhs, what will be the revenue for the 4th year.

A) Rs 85 lakhs B) Rs 83 lakhs
C) Rs 81 lakhs D) Rs 79 lakhs
 
Answer & Explanation Answer: B) Rs 83 lakhs

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Filed Under: Average
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Q:

The areas of two similar triangles ΔABC and ΔPQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?

A) 16 B) 12
C) 8 D) 6
 
Answer & Explanation Answer: C) 8

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Filed Under: Area
Exam Prep: Bank Exams

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