Math Riddles
I am an odd number. Take away one letter and I become even. What number am I?
Answer: seven
Solution:
An apple is 40 cents, a banana is 60 cents and a grapefruit is 80 cents. How much is a pear?
Answer: 40 cents. The price of each fruit is calculated by multiplying the number of vowels by 20c
Solution:
When my father was 31 I was 8. Now he is twice as old as me. How old am I?
Answer: I must be 23 if my father is twice as old as me
Solution:
In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?
Answer: The person was born in 2005 B.C. (Before Christ). T
Solution:
Add me to myself and multiply by 4. Divide me by 8 and you will have me once more. What number am I?
Answer: any number
Solution:
Animal Riddles 164
Antonyms Quiz 1
Classic Riddles 340
Current Affairs 1
Difficult Riddles 579
Dirty Riddles 27
Easy Riddles 688
Food Riddles 130
Funny Riddles 711
Good Riddles 50
Jokes and Riddles 341
Kids Riddles 253
Logic Puzzles 49
Logic Riddles 81
Long Riddles 6
Math Riddles 181
Medium Riddles 693
Puzzles 65
Riddles 55
Riddles for Adults 25
Short Riddles 57
Sports Riddles 39
Tricky Riddles 470
Vocabulary Quiz 4
What am I ? 989
Who am I? 51