What has 13 hearts but no other organs?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

How can you drop a raw egg from a height onto a concrete floor without cracking it?

I am sometimes honest
Sometimes dishonest
I can be sweet and also bitter
I can hurt you real bad and
also make u smile and blush ☺️
What am I?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

What does this rebus mean?

O
N
C
E
TIME

What breaks yet never falls, and what falls yet never breaks?

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

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