Q:

Solve this logical Math puzzle?

logical_thinking_puzzle1536132282.jpg image

Answer

Let that something be 'x'

From the given data,

x + x/5 = 21

5x + x/5 = 21

6x = 21 x 5

=> x = 17.5

Hence, that something is x = 17.5.

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Q:

Which country’s Mars Digger probe named the ‘Mole’ was declared dead recently?

A) USA	B) Israel
C) UAE	D) China

Answer & Explanation Answer: A) USA

Explanation:

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Filed Under: General Awareness
Exam Prep: Bank Exams

1 6066

Q:

Water kept in an earthen pot is less cool on rainy days than in summer because during the rainy days

A) the pores in the pot are closed	B) rain water stops oozing out from the pores
C) the water that oozes out does not evaporate quickely because of the large percent age of moisture in the air	D) surface of the pot becomes damp

Answer & Explanation Answer: C) the water that oozes out does not evaporate quickely because of the large percent age of moisture in the air

Explanation:

To evaporate the water that oozes out, heat is required. Part of this heat is taken from the water inside which therefore become cool. Therefore (C) is correct. Here evaporation is less, so cooling too is less.

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Filed Under: Physics

11 6065

Q:

Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4. Then the number of spectral lines in the emission spectra will be

A) 2	B) 6
C) 5	D) 3

Answer & Explanation Answer: B) 6

Explanation:

Number of spectral lines from a state n to ground state is

n(n-1)/2 = 6

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Filed Under: Physics
Exam Prep: AIEEE

11 6065

Q:

In the following question, choose the word opposite in meaning to the given word.

Profound

A) mysterious	B) difficult
C) superfluous	D) superficial

Answer & Explanation Answer: D) superficial

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 6063

Q:

The water readily available to plants for absorption by roots is

A) Gravitational water	B) Rain water
C) Hygroscopic water	D) Capillary water

Answer & Explanation Answer: D) Capillary water

Explanation:

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams

20 6059

Q:

" World Press Freedom Day " is observed on ?

A) May 1	B) May 2
C) May 3	D) May 4

Answer & Explanation Answer: C) May 3

Explanation:

World Press Freedom Day is observed on 3 May every year.

This year’s theme is “Critical Minds for Critical Times: Media’s role in advancing peaceful, just and inclusive societies”.

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Filed Under: Important Days and Years
Exam Prep: Bank Exams , CAT

4 6056

Q:

A famous hill station in Uttar pradesh is...........

A) Darjeeling	B) Dalhousie
C) Kulu	D) Nainital

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