● Prasanta Chandra Mahalanobis founded the Indian statistical Institute in Calcutta.

● It was founded on 17th December, 1931.

● The headquarters of ISI is in Baranagar, Kolkata.

● The Atrial wall of the human heart secretes a very important peptide hormone that is ANF.

● The fullform of ANF is Atrial Natriuretic Factor.

● It is a 28 amino acid polypeptide hormone.

● Article 93 of the Constitution of India mentions that the Lok Sabha must have a Speaker and a Deputy Speaker.

● Article 97 is related to salaries and allowances of the Chairman and Deputy Chairman and the Speaker and Deputy Speaker.

● Article 85 deals with Sessions of Parliament, prorogation and dissolution.

● Article 100 is related with Voting in Houses, power of Houses to act notwithstanding vacancies and quorum.

The underlined segment in the given sentence is grammatically incorrect and needs to be improved. We use as + adjective/adverb + as to make comparisons when the things we are comparing are equal in some way. Here, we are comparing Lenovo’s ThinkPad XI Fold with its other devices.

Hence, option C is the correct answer.

Let’s understand the meaning of the given words:

Majestic: Superior to mundane matters, having a god-like quality

Unreal: Lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria

Academic: Associated with academia or an academy

Authentic: Not counterfeit or copied

Hence, option D is the correct answer.

Let’s understand the meaning of the given words:

Guile: The use of tricks to deceive someone (usually to extract money from them)

Intuition: An impression that something might be the case

Deceit: The quality of being fraudulent

Sincerity: The quality of being open and truthful; not deceitful or hypocritical

Surfeit: A supply or amount of something that is more than needed; an excessive amount

Hence, option B is the correct answer.

This month, he bought at the rate of 85 per litre

petrol price increase by (85-80)/80 x 100

= (5/80) x 100

= 6.25%

Hence, option A is the correct answer.

Similarly,

Hence, option B is correct answer.

Hence, option D is the correct answer.

We know, PL×QL = LS×RL

9×4 = 6×RL

RL = = 6 cm

Hence, option B is the correct answer.

We can directly solve this by options.

Here in option D, (9+3+9) − (6+3+1) = 21 – 10 = 11, which is divisible by 11 itself.

Hence, option D is the correct answer.

x : y = 7 : 5 and y : z = 4 : 3

So, x : y : z = 28 : 20 : 15

Now, (28+20+15) = 63

63 → 6300

1 → 100

Therefore, share of y will be

20×100= Rs. 2000

Hence, option B is the correct answer.