Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What does Alexander the Great and Winnie the Pooh have in common?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?