I have eight fingers and two thumbs but I do not live. What Am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Which English verb becomes past tense just by rearranging the letters?

What goes up but never comes down?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

What can you catch but never throw?

The more it dries, the wetter it becomes. Can you tell what it is?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?