Explanation

Teaching is a formal interaction where the teacher is responsible for planning and delivering content to influence the student's learning and behavior.

It is a deliberate and structured process aimed at achieving specific educational outcomes.

Explanation

ابن السبیل سے مراد وہ مسافر ہے جو سفر کے دوران مالی مشکلات کا شکار ہو جائے، چاہے وہ اپنے وطن میں مالدار ہی کیوں نہ ہو۔

ایسے مسافر کو زکوٰۃ دی جا سکتی ہے تاکہ وہ اپنی منزل تک پہنچ سکے یا وطن واپس جا سکے۔

یہ اسلامی شریعت میں زکوٰۃ کے مستحق آٹھ طبقات میں سے ایک ہے، جیسا کہ قرآن مجید کی سورہ توبہ (9:60) میں ذکر کیا گیا ہے۔

Explanation

Anaphoric reference points back to something mentioned earlier.

Here, "He" refers back to "John."

Explanation

She asked him why he was late.

In indirect speech, the question is converted into a statement, and the tense is adjusted.

"Are" changes to "was" to match the past tense.

Explanation

A dental filling is an example of a solution where a liquid (like mercury) is dissolved in a solid (like silver or tin).

This mixture forms a solid solution used to restore damaged teeth.

Explanation

4 is the highest number that divides 20, 48, and 56 exactly.

Factors:

20 (1,2,4,5,10,20)

48 (1,2,3,4,6,8,12,16,24,48)

56 (1,2,4,7,8,14,28,56).

Common HCF is 4.

Explanation

Let's calculate what needs to be added:

(7 + 2a - a² + 4a³) - (2a³ + a² - 3a - 1)

= 7 + 2a - a² + 4a³ - 2a³ - a² + 3a + 1

= 2a³ - 2a² + 5a + 8

Explanation

The total marks of 5 boys is 36 * 5 = 180.

When the sixth boy's marks are included, the total becomes 32 * 6 = 192.

The sixth boy's marks are 192 - 180 = 12.

Explanation

"Itself" is the correct reflexive pronoun to refer back to the cat, a singular third-person subject.

Reflexive pronouns are used when the subject and the object of the sentence are the same.

Explanation

Dendrites are branched fibers that receive nerve impulses and carry them toward the cell body.

They act like antennas, picking up signals from other neurons.