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

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

How is the moon similar to a dollar?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Can you make four (4) nines (9) equal 100?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

A man dies of old age on his 25 birthday. How is this possible?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

In a supermarket, there is an intelligent glass pane before a refrigerating unit. This glass pane allows cherries and apples through it but does not allow grapes and Orange to pass through it.

Can you identify the rule that the glass pane is following?