Add me to my half, and you will get five. What number am I?
Category: Math · Difficulty: hard
Hint: Consider how parts can come together.
Answer
Ten in total
Explanation
The equation can be set up as x + x/2 = 5, leading to x = 10.
This is a hard math riddle — a tricky one that takes a little thought. The answer is Ten in total.
More Math riddles
- I can represent movements and changes, yet I am often static. What am I?
- I am two numbers that add up to 12 and multiply to 32. What are we?
- I can be positive or negative, but I am always a part of the number line. What am I?
- I can be whole or broken down, but I always hold value in the counting world. What am I?
- I can stretch infinitely, but I have no width. What am I?
- I can increase without any noise, but I hold great significance in mathematics. What am I?
- I can be large or small, but you cannot see me. I am essential in many calculations. What am I?
- I can tell you how many, but I can’t show you what. What am I?