Can you make four (4) nines (9) equal 100?

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What is the centre of gravity?

Replace the question mark with the correct number in below Picture:

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

What does this rebus riddle means ?

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