Can you find the dog hidden in a group of pandas?

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

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

You are given 16 witch hats. The hats are divided in four different colours – red, blue, green and yellow. Every colour has been assigned to four hats. Now each of the hat will be glued with a label of an arithmetic sign – ‘+’, ‘-‘, ‘x’ or ‘/’. But you can label one sign only once on one colour. In such an arrangement, the hats can be uniquely defined by its colour and symbol.

Can you arrange all the 16 hats in a 4x4 grid in a fashion that no two rows and columns have a repetition of colour or sign?
We have arranged four hats in the below picture to assist you.

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Why Wine Glass Stem is so long?

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

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???