Odd Number Becomes Even
Can you solve this classic number riddle before getting hung?
Hint: Spell the number out.
Less Than 100 Riddle
Find a number less than 100 that is increased by one-fifth of its value when its digits are reversed.
Hint:
150 Pens Riddle
Rihanna brought home 150 pens but while packing them, she misplaced some of them. When her brother asked how many she had misplaced, she told him:
If you count in pairs, one will remain
If you count in a group of three, two will remain
If you count in a group of four, three will remain
If you count in a group of five, four will remain
If you count in a group of six, five will remain
If you count in a group of seven, nothing will remain.
How many pens do you think has she misplaced ?
If you count in pairs, one will remain
If you count in a group of three, two will remain
If you count in a group of four, three will remain
If you count in a group of five, four will remain
If you count in a group of six, five will remain
If you count in a group of seven, nothing will remain.
How many pens do you think has she misplaced ?
Hint:
Paper Threes Riddle
Jenna wrote all the numbers from 300 to 400 on a piece of paper. How many times did she write the digit 3?
Hint:
Digits From 1 To 9 Riddle
Hint:
Match The Number Of Letters
This can be a little tricky if you misread the riddle. There's a little known fact in this once you've found the answer. Also being that the answers are limited, it's recommended to challenge yourself and begin the timer to solve this in under 30 seconds.
Spell me out and I am the number of a month in which I also match the number of letters exactly of this month. What am I?
Hint: There are only 12 months
2 4 12 48 240 Riddle
Hint:
240. To get the number, multiply the previous number in the series by its position. 48 is in the 5th position, so 48 � 5 = 240 Did you answer this riddle correctly?
YES NO
YES NO
100 Offices Riddle
A new medical building containing 100 offices had just been completed. Mark was hired to paint the numbers 1 to 100 on the doors. How many times will Mark have to paint the number nine?
Hint:
Did you say three? The correct answer is twenty (29, 39, and so on). Did you answer this riddle correctly?
YES NO
YES NO
16 06 68 Riddle
Hint:
Answer: 87
Explanation:
If you look at the upside down you will see that the series is actually
86, 87, 88, 89, 90, 91
So the answer is 87. Did you answer this riddle correctly?
YES NO
Explanation:
If you look at the upside down you will see that the series is actually
86, 87, 88, 89, 90, 91
So the answer is 87. Did you answer this riddle correctly?
YES NO
20 Plus 20 Plus 20 Riddle
Hint:
10 Fish In A Tank Riddle
Hint: They're inside a tank
What Goes Up And Never Comes Down Riddle
Hint:
A Word I Know Riddle
Hint:
6 Ones Riddle
Hint:
My Ones Digit Is 1 Riddle
Hint:
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