Aptitude and Reasoning Questions

Q:

What is the value of cos [(180 – θ)/2] cos [(180 – 9θ)/2] + sin [(180 – 3θ)/2] sin [(180 – 13θ)/2]?

A) sin 2θ sin 4θ B) cos 2θ cos 6θ
C) sin 2θ sin 6θ D) cos 2θ cos 4θ
 
Answer & Explanation Answer: B) cos 2θ cos 6θ

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Radius of base of a hollow cone is 8 cm and its height is 15 cm. A sphere of largest radius is put inside the cone. What is the ratio of radius of base of cone to the radius of sphere?

A) 5 : 3 B) 4 : 1
C) 2 : 1 D) 7 : 3
 
Answer & Explanation Answer: A) 5 : 3

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

1Mithilesh said to Neha, 'Your only brother's son is my wife's brother.' How is Neha related to the wife of Mithilesh?

A) Aunt B) Mother-in-law
C) Sister D) Mother
 
Answer & Explanation Answer: A) Aunt

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Filed Under: Blood Relations

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Q:

The simple interest on a sum for 20 years is 5/4 of the principal. What is the per annum rate (in percentage) of interest?

A) 6.25 B) 12.5
C) 2.5 D) 5
 
Answer & Explanation Answer: A) 6.25

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Filed Under: Average

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Q:

Rohan and Mohit together can build a wall in 8 days. Mohit and Vikas build the same wall in 10 days and Vikas and Rohan can build the same wall in 12days. In how many days can all the three complete the same wall while working together?

A) 240/37 B) 120/37
C) 150/37 D) 180/37
 
Answer & Explanation Answer: A) 240/37

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Preeti is the daughter of Rajesh and Amit is the son of Ankita. Rajesh is the only son of Rajan. Ankita is the daughter-in-law of Rajan. How is Preeti related to Amit ?

A) Sister B) Mother
C) Cousin D) Aunt
 
Answer & Explanation Answer: A) Sister

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Filed Under: Blood Relations
Exam Prep: Bank Exams

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Q:

If IMPLORE is coded as GKNJMPC, then how will HUB be coded as?

A) AWN B) WAO
C) FSZ D) TEY
 
Answer & Explanation Answer: C) FSZ

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

If m+n=1, then the value of m3+n3+3mn is equal to

A) 0 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: B) 1

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