Double me, then subtract one. The answer is what I am. What am I?
Category: Math · Difficulty: hard
Hint: Think about the simplest forms of numbers.
Answer
One in result
Explanation
Setting up the equation as 2x - 1 = x leads to x = 1.
This is a hard math riddle — a tricky one that takes a little thought. The answer is One in result.
More Math riddles
- I'm a number that’s both even and prime; multiply me by 2 and I still rhyme. What number am I?
- If the average age of three friends is 20, and one is 18, what is the age of the other two combined?
- I can emerge from multiplying two by four. I am larger than ten. What am I?
- What number do you get when you add the first five odd numbers together?
- If you turn an hourglass upside down, how many grains of sand fall in one hour?
- If you have two boxes and one has 3 apples while the other has 5, how many do you have in total?
- If you buy 3 shirts for $10 each, what is the total cost?
- What is the largest two-digit number you can form with the digits 7 and 5?