Q:

In a certain city, 5% of all the persons in town have unlisted phone numbers. If you select 100 names at random from that city's phone directory, how many people selected will have unlisted phone numbers?

Answer

Zero. You are selecting names from the list, so they are all listed.

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Subject: Math Puzzles

6 7595

Q:

IP address refers to

A) A numerical network label	B) A dynamic link between two computers
C) A group of networks	D) Digital 'know your client'

Answer & Explanation Answer: A) A numerical network label

Explanation:

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Filed Under: Computer
Exam Prep: Bank Exams

44 7591

Q:

Of the following elements, which one has the same oxidation state in all of its compounds?

A) Hydrogen	B) Fluroine
C) Carbon	D) oxygen

Answer & Explanation Answer: B) Fluroine

Explanation:

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Filed Under: Chemistry

15 7590

Q:

When did Bangladesh become an independent parliamentary democracy?

A) December, 1971	B) January, 1972
C) March, 1972	D) February, 1972

Answer & Explanation Answer: B) January, 1972

Explanation:

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Filed Under: World History
Exam Prep: Bank Exams

3 7588

Q:

Classical dance 'Mohiniattam' belongs to which state ?

A) Tamilnadu	B) Andhra Pradesh
C) Manipur	D) Kerala

Answer & Explanation Answer: D) Kerala

Explanation:

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Filed Under: Indian Culture
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

76 7584

Q:

Oncology is associated with treatment of

A) Osteoporosis	B) Diabetes
C) Cancer	D) Renal failure

Answer & Explanation Answer: C) Cancer

Explanation:

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Filed Under: Biology
Exam Prep: Bank Exams

20 7583

Q:

The magnetic moment (spin only) of $[N i C l_{4}]^{2 -}$ is

A) 1.41 BM	B) 1.82 BM
C) 5.46 BM	D) 2.82 BM

Answer & Explanation Answer: D) 2.82 BM

Explanation:

Hybridisation of Ni is $e^{-}$

Unpaired $3 d^{8}$ in is 2

So $Ω = \sqrt{n (n + 2)} B M = \sqrt{2 x 4} = \sqrt{8} = 2.82 B M$

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Filed Under: Chemistry
Exam Prep: AIEEE

10 7581

Q:

Who Invented Worldwide Standard Time Zones ?

A) Charles Richard Drew	B) Henry W. Seely
C) Jesse Wilford Reno	D) Sir Sandford Fleming

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