What does this rebus riddle means ?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

James Bond is caught up in a mysterious scenario where the evil villain has him blindfolded. He somehow breaks through the handcuffs but is unable to get the blindfold off. Upon searching, he comes across a bow and 3 arrows. He can hear the villain speak, and thus tries to take a shot at him. He launches the first arrow, it misses the villain. He then launches the second arrow and it misses by a greater margin.

What is the probability that this third shot our James bond takes will be worse than the second shot?

How is the moon similar to a dollar?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

John was piloting a plane behind a car but was never able to overtake it. Why?

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

I am quite hot but become too cold if you remove the first two letters. What am I?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?