What is the next number in this matchsticks series riddle?

Can you decipher the below rebus?

PBLUESAISNUERSES

What does below Rebus say?

XLR8

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

They are three errirs in this question. Can you find them?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?