What does the below rebus riddle means?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

Why 1729 is a magic number? Answer Logically.

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Solve below rebus puzzle?

who is silent in the parliament?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?