With the help clues provided in the image, can you find the 5 digit key?

Be active and find the killer in the picture Riddle below.

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?

Find the number of squares in the below-given picture.

O_er_t_o_

Complete the missing letters of the given word.

Can you identify the hidden rebus in the image below?

Count the number of squares in the picture below.

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

What brings you down but never up?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?