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

Find the Goldfish below the given Image.

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Which five letter word can be added at the end of below word to form a
valid word?

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A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

What does the below image rebus riddle means ?

What month of the year has 28 days?