What occurs twice in a week, once in a year but never in a day?

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

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?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

What number do you get when you multiply all of the numbers on a telephone's number pad?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Find the 8 in the below-given Image.