1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Find the next number in the sequence

5 12 24 36 ?

Buy me, smell me or deliver me, I do not change.

Who am I?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

What seven-letter word has hundreds of letters in it?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?