Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Can you spot the hidden clock in this family photo? Only the most eagle-eyed will find it!

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

There are forty elephants and they have forty-fore heads. How can this be possible?

We have two identical balls in terms of diameter and weight. However, one of them is solid and the other is hollow.

Without knocking the ball, can you find the solid ball?

Can you decode the below cypher?

896983327332676578

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?