What is the word or phrase?

Bay of Bengal is in which state?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Can you write down eight eights so that they add up to one thousand?

When 99 is considered higher than 100?

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?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

Which number comes next in the number series?

2, 9, 30, 93, ?

Can you move 2 matchsticks to form four equal sized squares.