Solve This (? + ? + ?=30)

If 1111=R, 2222=T, 3333=E, 4444=N Then 5555=?

Guess the Hindi Muhawara from the following whatsapp Emoticons?

Sweet, Medicine, Film, Girl, City, Car, Place, Doggy all are name same, guess which word it is?

A girl is blind, deaf, dumb and uneducated too. A boy loves her. How would he propose without touching her?

Piyush Theorem

PiyushTheorem: In a Right-Angled Triangle with sides in A.P. Series, the distance between the point of intersection of median & altitude at the base is 1/10 Th the sum of other two sides. This Theorem applies in Two Conditions: 1.The Triangle must be Right-Angled. 2.Its Sides are in A.P. Series.

https://edupediapublications.org/journals/index.php/IJR/article/view/3743/3589

Which Greek mathematician, from the 1st century BC, is best known for the theorem which bears his name and for leading a group who discovered square numbers and proposed that the earth was round, planets have an axis, and they travel around the sun?