Explanation

Divide 4 ÷ 18 = 0.222..., which is a recurring decimal.

It can also be written as 0.overline{2} indicating the digit 2 repeats.

Explanation

It directly reflects the effectiveness of teaching and the overall academic quality of the school.

High student achievement indicates successful learning outcomes, which is the main goal of education.

Explanation

When calcium carbonate (CaCO₃) reacts with dilute hydrochloric acid (HCl), it produces carbon dioxide (CO₂) gas.

The reaction is:

CaCO₃ + 2HCl → CaCl₂ + CO₂ + H₂O

Explanation

Let's directly calculate:

x - y = 5

x² - y² = 65

(x + y)(x - y) = 65

(x + y)(5) = 65

x + y = 13

Solving these equations:

x - y = 5

x + y = 13

Adding both: 2x = 18

x = 9

y = 4

Let's check:

9 - 4 = 5

9² - 4² = 81 - 16 = 65

Explanation

"To" is a preposition showing direction or movement toward a place.

It connects the verb "going" with the destination "the cinema."

Explanation

Mortuary means مردہ خانہ

Morgue means مردہ خانہ

Explanation

Explanation

Let's find the cloth required per dress:

20 meters / 4 dresses = 5 meters/dress

For 15 dresses:

15 dresses × 5 meters/dress = 75 meters

Explanation

Explanation