Explanation

Explanation

My brother and friend help me in my studies

میرا بھائی اور دوست میری پڑھائی میں مدد کرتے ہیں۔

Help is the correct answer

because "and" between two nouns is always used for plural nouns,

Explanation

Here M1 = 30, D1 = 16,
T1 = 9, M2 = 36 and T2 = 8
By formula, M1D1T1 = M2D2T2
30 x 16 x 9 = 36 x D2 x 8
∴ D2 = (30 x 16 x 9)/(36 x 8) = 15 days

Explanation

Let the principal be Rs. P. 
According to the question,
∴270.40=P(1+1004​)2 
⇒270.40=P(1+0.04)2
⇒P=1.04×1.04270.40​ = Rs. 250
Hence, the principal is Rs. 250.

Explanation

Given, A= Rs.9680,T=2 years,R=12%

∵A=P(1−100R​)
9680=P(1−10012​)2

9680=P(10088​)2
P=9680×2225​×2225​
= Rs. 12,500

Explanation

Antonie van Leeuwenhoek, a cloth merchant by trade, is credited for the discovery of single-celled microorganisms.
He called them “wee animalcules” (little animals).

Explanation

ARPANET is the first network that was initiated by the internet.

It was first used in 1969 and finally decommissioned in 1989.

ARPANET's main use was for academic and research purposes.

Explanation

Phases of the moon occur because we can see only that part of the moon which reflects light towards us.

The changing shape of the bright part of the Moon that we see is called its phase.

The moon is illuminated because it reflects the light from the sun.

The part of the moon facing the sun is lit up.

The part facing away from the sun is in darkness.

Explanation

The Ctrl + W command is used to close a document in MS Word 

Ctrl+W is a shortcut key most often used to close a program, window, tab, or document.

Explanation

892 squared, (892)2, is the number you get when multiplying 892 times 892.

It can also be looked at as exponentiation involving the base 892 and the exponent 2.

The square of 892 is a perfect square because the number is the product of the two equal integers 892.

It can be written as 892 × 892 or in exponential form.

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