Why 1729 is a magic number? Answer Logically.

what one word does the below rebus identifies?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

A gardener planted the Lemon trees in a mathematical ordered way (i.e. he planted a tree in rows).
He created a total of 19 rows of trees.

Note: There should be more than 2 trees to count as a row.

What is the minimum number of trees required by the gardener to have 19 rows of trees?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Solve below rebus puzzle?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?