It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Can you find out who is the kidnapper in below Picture and why, Explain ?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Solve the rebus riddle in the picture below.

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

I am the fastest animal but cannot climb the tree. What am I?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

Bay of Bengal is in which state?