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Q:

If $x (3 - \frac{2}{x}) = \frac{3}{x}$ , then the value of $x^{2} + \frac{1}{x^{2}}$ will be

A) 3 1/9	B) 3 2/9
C) 2 1/9	D) 2 4/9

Answer & Explanation Answer: D) 2 4/9

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The mean of 100 observations was calculated as 40. It was found later on that one of the observations was misread as 83 instead of 53. The correct mean is:

A) 39	B) 39.7
C) 40.3	D) 42.7

Answer & Explanation Answer: B) 39.7

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Filed Under: Average
Exam Prep: Bank Exams

Q:

If sinθ x cosθ = 1⁄2 . The value of sinθ - cosθ is where 0°< θ< 90°

A) 0	B) √2
C) 2	D) 1

Answer & Explanation Answer: A) 0

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The length of the two adjacent sides of a rectangle inscribed in a circle are 5 cm and 12 cm respectively. Then the radius of the circle will be

A) 6 cm	B) 6.5 cm
C) 8 cm	D) 8 .5 cm

Answer & Explanation Answer: B) 6.5 cm

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

Q:

Incentre of Δ ABC is I. ∠ABC = 90° and ∠ACB = 70°. ∠AIC is

A) 115°	B) 100°
C) 110°	D) 105°

Answer & Explanation Answer: C) 110°

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

Q:

AD is the Median of Δ ABC. If O is the centroid and AO = 10 cm then OD is

A) 5 cm	B) 20 cm
C) 10 cm	D) 30 cm

Answer & Explanation Answer: A) 5 cm

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

Q:

Possible length of the three sides of a triangle are :

A) 2 cm , 3 cm , 6 cm	B) 3 cm , 4 cm , 5 cm
C) 2.5 cm , 3.5 cm , 6 cm	D) 4 cm , 4 cm , 9 cm

Answer & Explanation Answer: B) 3 cm , 4 cm , 5 cm

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

Q:

A person loses 75% of his money in the first bet, 75% of the remaining in the second and 75% of the remaining in the third bet and returns home with Rs. 2 only. His initial money was

A) Rs. 64	B) Rs. 128
C) Rs. 256	D) Rs. 512

Answer & Explanation Answer: B) Rs. 128

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Filed Under: Percentage
Exam Prep: Bank Exams

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