How many triangles are there on the puzzle below?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

Can you solve the below geography rebus by decoding the below rebus ?

Which tank will fill first?

John walks into the daily grocery shop and steals a $100 bill from the shop. An hour later John returns to the shop and buys some daily products for $40. John pays the owner the $100 bill and therefore the owner returns him $60.

How much money did the owner lose?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

Replace the question mark with the correct number in below Picture:

My thunder comes before lightning.
My lightning comes before my rain.
My rain dries up all the land it touches.

Who am I?