Explanation

The verb "cook" should be in the past participle form because the sentence is in passive voice.

Correct form: "cooked".

Correct sentence: "Our food is always cooked by our mother."

Explanation

Copper is a good conductor of heat.

That's why it’s used in cooking utensils and electrical wiring.

Wood, plastic, and glass are poor conductors (insulators), meaning they do not transfer heat easily.

Explanation

Let's denote the width as w and the length as 3w (since the length is thrice the width).

The area of the window is:

w × 3w = 3w²

Given area = 18.75 sqm

3w² = 18.75

w² = 18.75 / 3

w² = 6.25

w = √6.25

w = 2.5

Length = 3w

= 3 × 2.5

= 7.5

Explanation

Let the money Bilal has = x

Then Ahmed has = x + 20

Together they have:

x + (x + 20) = 150

→ 2x + 20 = 150

→ 2x = 130

→ x = 65

Bilal has 65 PKR.

Explanation

Carbohydrates are the body’s primary and quickest source of energy, especially glucose.

They are broken down during cellular respiration to release ATP (energy).

Explanation

Discrimination means کسی گروہ یا فرد کے ساتھ غیر منصفانہ سلوک یا تعصب

Bias means کسی گروہ یا فرد کے ساتھ غیر منصفانہ سلوک یا تعصب

Explanation

Yourself is a reflexive pronoun used when the subject (you) and the object are the same.

It emphasizes that you should do the work without help.

Explanation

To find when Mubashir and Ali will both exercise on the same day again, we need to calculate the Least Common Multiple (LCM) of their exercise days:

Mubashir: every 8 days

Ali: every 4 days

LCM of 8 and 4 = 8

They will both exercise again on the same day after 8 days.

Explanation

Explanation

Creating web pages is not a function of an operating system; it is done using specialized software like HTML editors or web development tools.

An operating system manages hardware, software, file storage, and application execution.