Aptitude and Reasoning Questions

Q:

If cos 27° = x, the value of tan 63° is

A) x1-x2 B) x1+x2
C) 1-x2x D) 1+x2x
 
Answer & Explanation Answer: A) x1-x2

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Q:

The value of Cot17°Cot73°Cos222° + 1Cot17°Sec268° is

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

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Q:

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

xy_kx_zk_yzk xyz_ _

A) zyxkx B) zykxz
C) zkxyk D) zxykx
 
Answer & Explanation Answer: A) zyxkx

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Q:

If Sec θ = 13/12, then Cot θ = ?

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

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Q:

What is the simplified value of tan (θ/2) + cot (θ/2)?

A) 2 cosec θ B) 2 sec θ
C) sin θ D) cosec θ
 
Answer & Explanation Answer: A) 2 cosec θ

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Q:

The point P(a,b) is first reflected in origin to P1 and P1 is reflected in y-­axis to (6,­-5). The co-­ordinates of point P are

A) (­-6,­-5) B) (6,5)
C) (­6,-5) D) (-6,­5)
 
Answer & Explanation Answer: B) (6,5)

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Q:

What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?

A) 186 B) 144
C) 132 D) 168
 
Answer & Explanation Answer: D) 168

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Q:

A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?

A) 1/3 B) 1/6
C) 2/9 D) 1/10
 
Answer & Explanation Answer: D) 1/10

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Filed Under: Time and Work
Exam Prep: Bank Exams , CAT

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