Find the missing number in the sequence below:

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Can you count the number of triangles inside a triangle?

Can you count the number of triangles in the given figure?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

There's a day, that comes around once a year.
To celebrate the man, you hold dear.
He gave you life, love and will pick you up if you fall.
When it comes to guys like him, He's the best of all.
Who is he?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Can you count the number of rectangles on a chessboard?

Prove that the below maths equation is true.

8 + 8 = 91

Can you find out the missing number in the grid?