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Q:

If "*" denotes "added to", "&" denotes "divided by", "@" denotes "multiplied by" and "%" denotes "subtracted from", then 135 & 15 @ 10 % 3 * 6 = ?

A) 47	B) 89
C) 93	D) 100

Answer & Explanation Answer: C) 93

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Filed Under: Coding and Decoding
Exam Prep: AIEEE , Bank Exams , CAT

Q:

If $x = 2 + \sqrt{3},$ then what is the value of $\sqrt{2 x} + \frac{1}{\sqrt{2 x}} ?$

A) 23	B) 33
C) (33+1)/2	D) 1

Answer & Explanation Answer: C) (33+1)/2

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

Q:

If $x + \frac{1}{x} = 4, then what is the value of x^{6} + \frac{1}{x^{6}} ?$

A) 52	B) 256
C) 1026	D) 2702

Answer & Explanation Answer: D) 2702

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

Q:

$If y = \frac{2 - x}{1 + x}, then what is the value of \frac{1}{y + 1} + \frac{2 y + 1}{y^{2} - 1} ?$

A) (1+x)(2-x)2x-1	B) (1-x)(2+x)x-1
C) (1+x)(2-x)1-2x	D) (1+x)(1-2x)2-x

Answer & Explanation Answer: C) (1+x)(2-x)1-2x

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

Q:

Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?

A) 25	B) 26
C) 27	D) 28

Answer & Explanation Answer: A) 25

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

Q:

In ΔPQR, ∠R = 54°, the perpendicular bisector of PQ at S meets QR at T. If ∠TPR = 46°, then what is the value (in degrees) of ∠PQR?

A) 25	B) 40
C) 50	D) 60

Answer & Explanation Answer: B) 40

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

Q:

What is the simplified value of (cotA + tan B)/(cot B + tan A)?

A) tanB cotA	B) tanA cotB
C) tanA tanB	D) cotA cotB

Answer & Explanation Answer: A) tanB cotA

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

Q:

What is the simplified value of ${(\frac{1}{cosec A + \cot A})}^{2}$ ?

A) sec A + tan A	B) (1 – cos A)/(1 + cos A)
C) (1 – cosec A)/(1 + cosec A)	D) sin A

Answer & Explanation Answer: B) (1 – cos A)/(1 + cos A)

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

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