Who prepared Jalali Calandar?

Explanation
The Jalali calendar was developed in the 11th century by  Omar Khayyam . The Jalali Calendar, also known as the Jalali or Persian calendar , was introduced in 1079 AD. 

Explanation
محمد بن قاسم نے 17 سال کی عمر م یں سندھ فتح کرکے ہندوستان میں اسلام کو متعارف کرایا۔ ان کو اس عظیم فتح  کے  باعث ہندوستان و پاکستان  کے  مسلمانوں میں ایک مسیحاء  کا  اعزاز حاصل  ہے  اور اسی لیے سندھ کو " باب الاسلام" کہا   جاتا ہے  کیونکہ ہندوستان پر اسلام  کا  دروازہ یہیں  سے  کھلا۔

Explanation
Synonyms is the correct answer . Synonym means ہم معنی الفاظ Attempt is the synonym of Try.

Explanation
A free-falling object has an acceleration of 9.8 m/s/s, downward 

Explanation
Man is mortal means انسان فانی ہے Universal Truth doesn't require article.

Explanation
As Joe Biden was sworn in as the 46th President of the United States, many new histories were created. Biden became the oldest President the US has ever had and his running mate Kamala Harris became the first woman and person of colour to become US Vice President. Another person who quietly made history was 22-year-old Amanda Gorman, who became the youngest poet to recite at a presidential inauguration.

Explanation
اختر علی خان

Explanation
اردو کا ہفت روزہ اخبار جسے مولانا ابوالکلام آزاد نے جولائی 1912ء میں کلکتے سے جاری کیا۔ ٹائپ میں چھپتا تھا اور تصاویر سے مزین ہوتا تھا۔ اخبار الہلا ل

Explanation
میر خمیر

Explanation
Mirza Beg Asadullah Khan,  was an Indian poet of the Urdu and Persian languages. He was popularly known by the pen names Ghalib and Asad. His honorific was Dabir-ul-Mulk, Najm-ud-Daula.  Born: December 27, 1797, Agra, India Died: February 15, 1869, Delhi, India