Explanation

If Ahsan was both 5th highest and 5th lowest:

There are 4 people who performed better than Ahsan.

There are 4 people who performed worse than Ahsan.

Total participants = 4 (better) + Ahsan + 4 (worse)

= 4 + 1 + 4

= 9

Explanation

Shah Abdul Latif Bhittai invented and played the Tamboora, a stringed musical instrument.

It is closely associated with his poetry and Sufi music in Sindh.

Shah Abdul Latif Bhittai, was a Sindhi Sufi mystic, and poet.

He is widely considered to be the greatest poet of the Sindhi language. 

Born: November 18, 1689, Hala

Died: January 1, 1752, Bhit Shah

Explanation

A filament is a crucial internal part of a light bulb, just as a spoke is a crucial internal part of a wheel.

The relationship is part-to-whole — filament:bulb :: spoke:wheel.

Explanation

Active voice: We have gifted him a watch.

Tense: Present perfect

Object to become subject: A watch

"have gifted" changes to "has been gifted" (singular subject)

So,

Passive voice: A watch has been gifted to him by us.

Explanation

Let's calculate the total number of items:

Total items = CDs + Pencils + Books + Mango

= 3 + 4 + 7 + 1

= 15

The ratio of CDs to total items is:

3 (CDs) : 15 (Total items)

Explanation

Explanation

Given:

Average of x + 3, x + 6, and x + 9 is 0

((x + 3) + (x + 6) + (x + 9)) / 3 = 0

Combine like terms:

(3x + 18) / 3 = 0

Multiply both sides by 3:

3x + 18 = 0

Subtract 18 from both sides:

3x = -18

Divide by 3:

x = -6

Explanation

Tense: Present continuous ("is cooking")

Passive form: is being + past participle

So, "is cooking" becomes "is being cooked"

Final sentence: Food is being cooked by my mother.

Explanation

Water stored at height in a dam has potential energy due to its position.

This energy is later converted into kinetic and electrical energy in hydroelectric power plants.

Explanation

The Caspian Sea is the world’s largest enclosed inland body of water by area.

It is considered both a lake and a sea, spanning about 371,000 sq km.

It is a landlocked, saltwater lake located on the border between Europe and Asia.