I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you discover the missing number in this series?

37, 10, 82
29, 11, 47
96, 15, 87
42, ?, 15

Who are the happiest people in IPL match?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

What do you see in the image below

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

I have teeth but i don't bite. Who Am I ?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.