What Adam and Eve do not have but the rest of the people have?

Replace the question mark with the correct number in below Picture:

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

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

Solve the equation in the image by looking at the pattern closely.

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

I have no life, but I can die. What am I?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Move three sticks of the spiral below to form a square.