Explanation

Explanation

The ratio of circumference to diameter of any circle is a constant known as π (pi).

It is approximately equal to 3.14.

Pi (π) is an irrational number.

This meaning its decimal expansion never ends or repeats.

It is crucial in geometry, trigonometry, and engineering.

Explanation

"Through the tunnel" means entering at one end and coming out the other.

It accurately describes movement inside a passage like a tunnel.

Explanation

Cutlery means دھار دار یا کاٹنے کے اوزار

Explanation

Smallest 3-digit number is 100; smallest 2-digit number is 10.

Their product is 100 × 10 = 1000.

Explanation

"Antihealthy" is not a correct word.

The proper term is "unhealthy."

So the sentence should be "An unhealthy person often falls sick."

Explanation

When comparing two actions (you go vs. you reach), use comparative form: "faster" not "fastest".

"Fastest" is superlative and used when comparing more than two.

Explanation

Given:

(x + 5) : (x + 7) = 5 : 7

We can write it as:

(x + 5) / (x + 7) = 5/7

Cross-multiplying:

7(x + 5) = 5(x + 7)

7x + 35 = 5x + 35

7x - 5x = 35 - 35

2x = 0

x = 0

Explanation

Cache memory is the fastest type of memory, located close to the CPU.

It stores frequently used data to maximize processing speed and performance.

Explanation

Abundance means کثرت

Plenty means کافی