Explanation

Omer-Khayam was born in Iran in 1048 AD.

Omer-Khayam was a poet, Mathematician & Astronomer. 

Omer-Khayam introduced modern Solar Hijri calendar, the Jalali calendar.

Omer-Khayam  was the first to develop the binomial theorem and determine binomial coefficients.

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Explanation

The Pentagon is the headquarters building of the United States Department of Defense.

Located in Arlington County, Virginia

It was constructed on an accelerated schedule during World War II

As a symbol of the U.S. military, the phrase The Pentagon is often used as a metonym 

It is the world's second-largest office building

Construction started: 11 September 1941

Completed: 15 January 1943

Floor count 7 (2 underground)

Architect(s): George Bergstrom and David J. Witmer

Explanation

Bashar Al Asad became the president of Syria on July 17, 2000.

He is the 19th  and current president of Syria.

Succeeding his father Hafiz

Syria's Assad wins 4th term with 95% of vote

Explanation

The series is formed by adding 1, 2, 3, 4, 5, ... to the previous term, so the next difference should be 5, making the next term:

• 3 + 1 = 4
• 4 + 2 = 6
• 6 + 3 = 9
• 9 + 4 = 13
• 13 + 5 = 18

Therefore, the completed series is: 3, 4, 6, 9, 13, 18.

Explanation

• English has total 26 letters.
• English has 5 vowels (a,e,i,o,u).
• English has 21 consonants.

Explanation

Interest means دلچسپی

Like means دلچسپی

Explanation

Soulful means روحانی

Unemotional means غیر جذباتی

Explanation

Supposition means مفروضہ

Guess means اندازه لگانا

Explanation

Baffle means الجھاؤ

Confuse means الجھاؤ

Explanation

Provoke means اکسانا

Sooth means سکون

Allay means بجھنا

Pacify means پرسکون کرنا