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Q:

One of the roots of the equation $x^{2} - 4 x + k = 0$ is x = 3. The other root is

A) x = -1	B) x = -4
C) x = 1	D) x = 4

Answer & Explanation Answer: C) x = 1

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

When was India's capital shifted from Calcutta to Delhi?

A) 1911	B) 1905
C) 1910	D) 1912

Answer & Explanation Answer: A) 1911

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Filed Under: Indian History
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Q:

The angle of elevation of the top of a hill at the foot of the tower is 60 deg and the angle of elevation of the top of the tower from the foot of the hill is 30 deg. If the tower is 50 m high, what is the height of the hill?

A) 100 m	B) 120 m
C) 180 m	D) 150 m

Answer & Explanation Answer: D) 150 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

Q:

The HCF of 20, 28 and 48 is

A) 8	B) 2
C) 1	D) 4

Answer & Explanation Answer: D) 4

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Filed Under: HCF and LCM
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Q:

Which of the following is an unsaturated Hydrocarbon?

A) Butane	B) Pentane
C) Ethyne	D) Propane

Answer & Explanation Answer: C) Ethyne

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Filed Under: Chemistry
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Q:

30% of a number is 33. What is the number?

A) 120	B) 115
C) 105	D) 110

Answer & Explanation Answer: D) 110

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Filed Under: Percentage
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Q:

Name the Russian chemist who stated that the properties of elements are a periodic function of their atomic masses?

A) Markovnikov	B) Zelinsky
C) Mendeleev	D) Zaitsev

Answer & Explanation Answer: C) Mendeleev

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Filed Under: Chemistry
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Q:

Choose the correct picture which follows?

A) A	B) B
C) C	D) D

Answer & Explanation Answer: C) C

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Filed Under: Image Analysis
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