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

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Rumel, A detective who was mere days from cracking an international smuggling ring has suddenly gone missing. While inspecting his last-known location, you find a note:

710 57735 34 5508 51 7718

Currently, there are 3 suspects: Bill, John, and Todd. Can you break the detective's code and find the criminal's name?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Who always enjoys poor health?

What has one letter and starts with an E?

Can you place six X (crosses) in below board without making three in a row in any way ?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?