What does does this rebus picture means ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

What English word has three consecutive double letters?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

What does below Rebus say?

XLR8

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?