Explanation

At the time of Partition in 1947, British India had 921 industries in total.

Out of these, only 34 industries were located in the territories that became Pakistan, showing the economic disparity Pakistan faced initially.

Explanation

A scalar matrix is a diagonal matrix where all diagonal elements are equal (here, 2), and non-diagonal elements are zero.

Explanation

تم نے جیسے جلتی پر تیل ڈال دیا یہ محاورہ ہے جو کسی صورت حال کو اور زیادہ بگاڑنے یا غصہ بھڑکانے کے لیے بولا جاتا ہے۔

جلتی پر تیل ڈالنا کا مطلب ہے پہلے سے بگڑی حالت کو مزید خراب کرنا۔

Explanation

A rectangular array of real numbers, or any numbers, enclosed in square brackets is called a matrix.

Matrices are widely used in mathematics, especially in linear algebra, for various operations such as addition, multiplication, and finding determinants.

Explanation

An arc is a part or portion of the circumference of a circle.

It represents a curved line between two points on the circle's boundary.

Explanation

Let's simplify the expression:

5√3 + √12

First, simplify √12:

√12 = √(4 × 3) = √4 × √3 = 2√3

Now add:

5√3 + 2√3 = 7√3

Explanation

Speech bubbles in comics or cartoons show what a character is saying or thinking.

They visually represent dialogue or thoughts.

Explanation

"Rainbow" is a compound word made from "rain" + "bow."

It combines two words to form a new word with a specific meaning.

Explanation

The windows have been cleaned by the butcher.

The sentence is in present perfect tense: has cleaned.

In passive voice, it becomes: have been cleaned (for plural subject: the windows).

Explanation

The alarm is a singular, non-living thing, so the correct pronoun is "it."

Correct sentence: When the alarm rang, I turned it off.