Complete the table series riddle by finding the number that can replace "??".

Find the next number in the sequence

1, 2, 6, 21, 88, __?

How many letters are in the alphabet?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

What can go up a chimney down, but can’t go down a chimney up?

How many bananas can you eat if your stomach is empty?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

10+10 and 11+11 can give you the same answer.

Explain how?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927