Aptitude and Reasoning Questions

Q:

If ΔABC is an equilateral triangle of side 16 cm, then the length of altitude is

A) 2√3 cm B)  4√3 cm
C) 8√3 cm D)  5√3 cm
 
Answer & Explanation Answer: C) 8√3 cm

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

2 1064
Q:

Given that tan(θ + 15°) = √3. Then the value of θ is?

A) 15° B)  75°
C) 45° D) 65°
 
Answer & Explanation Answer: C) 45°

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If sinC + sinD =X, then the value of X is?

A) 2cos[(C+D)/2]sin[(C-D)/2] B) 2sin[(C+D)/2]cos[(C-D)/2]
C) 2cos[(C+D)/2]cos[(C-D)/2] D) 2sin[(C+D)/2]sin[(D-C)/2]
 
Answer & Explanation Answer: B) 2sin[(C+D)/2]cos[(C-D)/2]

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

What is the value of sin ­7π/4c?

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

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Q:

ΔPQR is right angled at Q. If cotP = 5/12, then what is the value of tanR ?

A) 5/13 B) 5/12
C) 13/5 D) 13/12
 
Answer & Explanation Answer: B) 5/12

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Q:

Gitesh took a loan for 4 years at 5% Compound Interest. If the total interest paid was Rs. 431.01, Calculate the principal.

A) Rs. 2000 B) Rs. 2050
C) Rs. 2100 D) Rs. 2150
 
Answer & Explanation Answer: A) Rs. 2000

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Filed Under: Compound Interest
Exam Prep: Bank Exams

3 1063
Q:

If WORK = 7935, ROCK = 3587 and WART = 1945, which digit stands for T?

A) Either 9 or 1 B) Either 8 or 1
C) Either 4 or 5 D) Either 1 or 4
 
Answer & Explanation Answer: D) Either 1 or 4

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

Both A and B together can complete a work in 20 days and B alone can complete the same work in 36 days. In how many days will A alone complete the work?

A) 30 B) 50
C) 45 D) 42
 
Answer & Explanation Answer: C) 45

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Filed Under: Time and Work
Exam Prep: Bank Exams

1 1063