I have a collection of coins: a quarter, a dime, and a nickel. If the total is 40 cents, how can that be true?
Category: Math · Difficulty: expert
Hint: Consider what other coins could be involved.
Answer
There is also a penny.
Explanation
Including a penny brings the total to 41 cents, but the riddle implies a trick.
This is a expert math riddle — one of the harder riddles here. The answer is There is also a penny..
More Math riddles
- I can lead to answers, yet I am not a leader. What am I?
- I can hold area but not volume. What am I?
- I can shift infinitely, I can be represented graphically, and I often illustrate changes. What am I?
- I can be both extensive and minute, I reveal truths hidden in patterns. What am I?
- I can hold the essence of logic, I guide decisions yet can be abstract. What am I?
- I start from high and drop to low, each step down in numerical flow. What am I?
- I am made of numbers, yet I am not alive. Extract me from the void, and I might surprise you. What am I?
- I can help you simplify, to find the least. With me, fractions become easier, never a beast. What am I?