Explanation

A collective noun refers to a group of people, animals, or things considered as a single unit.

"Army" represents a group of soldiers, making it a collective noun.

Explanation

The smallest two-digit number is 10.

The largest two-digit number is 99.

Subtract the smallest from the largest:

99 - 10 = 89

Explanation

"Rarely" means not often, which fits the contrast given by "but" in the sentence.

The sentence implies that despite being wealthy, he does not frequently help the poor.

Explanation

"Whom" is correct because it is the object of the verb "met."

"Who" is used as a subject, but here, "I" is the subject, so "whom" is appropriate.

Explanation

To add these numbers, convert them to base 10, add, and then convert back to base 5:

(34)₅ = 3 × 5¹ + 4 × 5⁰ = 15 + 4 = 19

(44)₅ = 4 × 5¹ + 4 × 5⁰ = 20 + 4 = 24

Add the base 10 equivalents:

19 + 24 = 43

Convert the sum back to base 5:

43 = 3 × 5² + 1 × 5¹ + 3 × 5⁰

= (133)₅

Explanation

ادعو ھم عربی الفاظ ہیں، جن کا مطلب "انہیں پکارو" ہے۔

یہ قرآن کریم میں بھی استعمال ہوا ہے، جہاں والدین یا دوسروں کو ان کے نام سے بلانے کا ذکر آتا ہے

Explanation

A Civil War is a conflict between groups within the same country, often over political, social, or ideological differences.

Examples include the American Civil War (1861-1865) and the Syrian Civil War.

Explanation

A descriptive paragraph provides detailed information about a person, place, situation, or thing.

It focuses on sensory details (sight, sound, smell, touch, and taste) to create a vivid image.

Explanation

To find the time required to paint 3000m²:

First, find the painter's rate:

250m² / 8 hours = 31.25m²/hour

Now, divide the total area by the rate:

3000m² / 31.25m²/hour ≈ 96 hours

Explanation