I am a three digit number. My tens digit is five more than my ones digit. My hundreds digit is eight less than my tens digit. What number am I?
194
If you multiply this number by any other number, the answer will always be the same. What number is this?
Zero
Add me to myself and multiply by 4. Divide me by 8 and you will have me once more. What number am I?
Any number
There are two ducks in front of two other ducks. There are two ducks behind two other ducks. There are two ducks beside two other ducks. How many ducks are there?
Four ducks (in a square).
Two fathers and two sons go fishing. Each of them catches one fish. So why do they bring home only three fish?
Because the fishing group consists of a grandfather, his son, and his son's son.
The ages of a father and son add up to 66. The father's age is the son's age reversed. How old could they be (there are 3 possible solutions)?
42 and 24. 51 and 15. 60 and 6.
0, 1, 2, 3, 4, ... are a set of ...... numbers.
whole
If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?
You will never reach the door, it will always be half the distance, no matter how small!.
A set of natural numbers start with number .....
1
There are several books on a bookshelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?
9 books.
The combined age of Jack and John is 49. Jack is twice as old, as John was when Jack was as old as John is now. How old are the brothers?
Jack is 28 and John is 21.
What 3 positive numbers give the same result when multiplied together as when added together?
1,2,3
How can you add eight 8's to get the number 1,000? (only use addition)
The key to this math riddle is realizing that the one place must be zero. 888 + 88 + 8 + 8 + 8 = 1,000
I am an odd number. Take away a letter and I become even. What number am I?
Seven
What do you get when you divide 30 by 1/2 and add 10?
70
I asked a girl how old she was. She said, "In 2 years I will be twice as old as I was 5 years ago." How old is she?
12
Arrange four nines to make it equal to 100.
99+9/9 = 100.
..., -3, -2, -1, 0, 1, 2, 3, ... are a set of ..... .
Integers
Mr. Smith has 4 daughters. Each of his daughters has a brother. How many children does Mr. Smith have?
Five
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