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Q:

The length of the common chord of two intersecting circles is 12 cm. If the diameters of the circles are 15 cm and 13 cm, then what is the distance (in cm) between their centers?

A) 7/2 B) 7
C) 7√2 D) 14
 
Answer & Explanation Answer: B) 7

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

Q:

In triangle ABC, ∠ABC = 15 deg. D is a point on BC such that AD = BD. What is the measure of ∠ADC (in degrees)?

A) 15 B) 30
C) 45 D) 60
 
Answer & Explanation Answer: B) 30

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Filed Under: Volume and Surface Area
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Q:

In triangle ABC, AD, BE and CF are the medians intersecting at point G and area of triangle ABC is 156 sq.cm. What is the area (in sq.cm) of triangle FGE?

A) 13 B) 26
C) 39 D) 52
 
Answer & Explanation Answer: A) 13

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

Q:

If x2+ x = 19, then what is the value of (x + 5)2+ [1/(x + 5)2]?

A) 77 B) 79
C) 81 D) 83
 
Answer & Explanation Answer: B) 79

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If x + [1/(4x)] = 5/2, then what is the value of (64x6+ 1)/8x3?

A) 110 B) 115
C) 125 D) 140
 
Answer & Explanation Answer: A) 110

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Filed Under: Simplification
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Q:

If 3x + [1/(5x)] = 7, then what is the value of 5x/(15x2+ 15x + 1)?

A) 1/5 B) 1/10
C) 2/5 D) 10
 
Answer & Explanation Answer: B) 1/10

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If x3+ 2x2– 5x + k is divisible by x + 1, then what is the value of k?

A) -6 B) -1
C) 0 D) 6
 
Answer & Explanation Answer: A) -6

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

A person lent Rs 10000 to B for 3 years and Rs 6000 to C for 4 years on simple interest at same rate of interest and received Rs 5400 in all from both of
them as interest. What is the rate of interest (in %)?

A) 10 B) 12
C) 20 D) 25
 
Answer & Explanation Answer: A) 10

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Filed Under: Simple Interest
Exam Prep: Bank Exams