Explanation

A complex sentence has one independent clause and at least one dependent clause.

"Although it was raining" is a dependent clause, and "we went for a walk" is an independent clause.

Explanation

81 = 3 × 3 × 3 × 3 = 3⁴

All factors are prime, so it's the correct prime factorization.

Explanation

Given the calculation:

70 decreased in 2:5

New value = 70 * (2/5)

= 70 * 0.4

= 28

Explanation

A cup touches the lips when drinking; similarly, a bird uses its beak for feeding.

This analogy is based on the functional relationship in feeding.

Explanation

A herbivore is an animal that only eats plants, not meat.

Deer mainly feed on grass, leaves, and fruits, making them herbivores.

Explanation

The connotative meaning of "home" refers to more than just a physical structure; it signifies a place of comfort, safety, and love.

This deeper emotional connection goes beyond mere shelter, highlighting warmth and personal significance.

Explanation

Let's denote:

r = price of 1 rubber

s = price of 1 sharpener

Given:

r + 7s = 61 ... (1)

3r + s = 23 ... (2)

Multiplying (1) by 3:

3r + 21s = 183

Subtracting (2) from this:

20s = 160

s = 8

Explanation

This is our house, not yours.

This is because "our" is a possessive pronoun

It is used to indicate ownership by a group that includes the speaker,

And it functions as a determiner in this context. 

Explanation

Acid rain is called an "unseen plague" because its harmful effects on soil, water, and structures occur gradually and often go unnoticed at first.

It can silently damage ecosystems, corrode buildings, and acidify water bodies over years without immediate visible signs.

Explanation

After independence in 1947, Hindu teachers were still in majority in East Pakistan, especially in educational institutions.

This was due to the historical dominance of Hindus in the education sector before partition, and many continued until migration increased later.