Explanation

After mustn't, we use the base form of the verb, not with 's'.

Correct sentence: We mustn't break the school furniture.

Explanation

A magnifying glass uses a convex lens to enlarge the appearance of objects.

Convex lenses converge light rays to a focal point, producing a magnified image.

Explanation

Decomposers like bacteria and fungi break down dead plants and animals.

This process recycles nutrients back into the soil, supporting new plant growth.

Explanation

√0.49 = √(49/100)

= √49 / √100

= 7/10

= 0.7

Explanation

Explanation

Arrived means کسی جگہ تک پہنچنے کے لئے

Left means کسی جگہ سے دور جانا

Explanation

The property that states:

a + b = b + a

It is known as the Commutative property of addition.

It indicates that the order of the numbers being added does not change the result.

Explanation

Garden means باغ

Explanation

Work = Persons × Days = 3 × 4 = 12 person-days

With 4 persons: 12 ÷ 4 = 3 days.

Explanation

a² - b² = (a - b)(a + b).