What does an Island and the letter T have in common?

Can you count the number of triangles in the picture below?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

Can you count the number of squares in the figure below?

People put me on the table and cut me but do not eat me. What am I?

Replace the question mark with the correct number below.

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.