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```The first is needed to make quotes you see,
And it often sticks up when it's time for noon tea.

The second's biggest distinction is found
Bearing the symbol of love that is bound.

The third should be biggest but that can depend,
Never standing alone or it may offend.

The fourth is oft used when making a selection
Or if you should need a gun for protection.

The fifth is the fattest and oddest by far,
And can sometimes be found in a wrestling war.```
What are they?

 (No Solution Yet, 0 Comments) Submitted on 2024-09-12 by K Sengupta
Let A and B each be random real numbers chosen from the uniform interval (0,1).

Call X the first nonzero digit of A+B.
Call Y the first nonzero digit of A-B.
Call Z the first nonzero digit of A/B.

Find the probability distribution of each random variable.

 (Solution Posted, 2 Comments) Submitted on 2009-08-24 by Jer
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