Question

please tell me this answer​

Answer 1

1. May be she will arrive tonight .

2. I am very much sure that he is fifty.

3. He might me very busy now.

4. May be he is at the bank now.

5. May be we will meet him at the party.

Answer 2

Answer:

no bro oxygen will never increase as we go up its only 25%

but carbon dioxide is more