What is the fastest way to double your money?

Can you identify the hidden rebus in the image below?

What is so fragile that saying its name breaks it?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

What do you answer even though it never asks you questions?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

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 ?

What number divided by 4 is the same as that number minus 4?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

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.