Aptitude and Reasoning Questions

Q:

If 3x + 4y – 2z + 9 = 17, 7x + 2y + 11z + 8 = 23 and 5x + 9y + 6z – 4 = 18, then what is the value of x + y + z – 34?

A) – 28 B) – 14
C) – 31 D) – 45
 
Answer & Explanation Answer: C) – 31

Explanation:
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Q:

What is the value of Tan 60 + Cosec 60?

A) 5/3 B) 2/√3
C) 5/√3 D) 2/3
 
Answer & Explanation Answer: C) 5/√3

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Q:

What will come in the place of question mark (?) in the following question (You do not have to calculate the exact value)?

√(3099.985 ÷ 62.001 + 14.001) = ?

A) 8 B) 13
C) 18 D) 23
 
Answer & Explanation Answer: A) 8

Explanation:

Ans. 
√(3100 ÷ 62 + 14) = ?
√(50 + 14) = ?
√64 = ?
? = 8

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Q:

Manoj can do a piece of work in 42 hours. If he is joined by Jayashree who is 100% more efficient, in what time they will finish the work together?

A) 7 hours B) 3.5 hours
C) 14 hours D) 2.5 hours
 
Answer & Explanation Answer: C) 14 hours

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Filed Under: Time and Work
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Q:

If sinθ+cosecθ=2, the value of sinnθ+cosecnθ is

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

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Q:

A batsman makes a score of 95 runs in the 13th match and thus increases his average runs per match by 4. What is his average after the 13th match?

A) 47 B) 43
C) 45 D) 49
 
Answer & Explanation Answer: A) 47

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Q:

Average age of a team having 12 players is 23 years. If the age of the coach is also included, then the average age increases by 2 years. What is the age (inyears) of the coach?

A) 41 B) 47
C) 49 D) 51
 
Answer & Explanation Answer: C) 49

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Q:

Which of the following doesn't fit into the series?
5-1-96, 27-1-96, 18-2-96, 12-3-96, 2-4-96.

A) 18-2-96 B) 27-1-96
C) 12-3-96 D) 5-1-96
 
Answer & Explanation Answer: C) 12-3-96

Explanation:
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Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT

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