9 puzzles

Here are 9 puzzles of varying types for you to enjoy! Riddle I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I? Logic Puzzle Five people are sitting in a row. Alice is next to Bob but not next to Dave. Dave is next to Eve but not next to Carol. Carol is not next to Eve. Who is sitting where? Math Puzzle If 3 cats can catch 3 mice in 3 minutes, how many cats are needed to catch 100 mice in 100 minutes? Lateral Thinking Puzzle A man lives on the 10th floor of a building. Every day, he takes the elevator to the ground floor to go to work. When he returns, he takes the elevator to the 7th floor and walks the rest of the way up. Why? Word Puzzle What word becomes shorter when you add two letters to it? Visual Puzzle (Description) Imagine a 3x3 grid with dots: Can you connect all 9 dots using only 4 straight lines without lifting your pen? Number Sequence What comes next? 2, 10, 12, 16, 17, 18, 19, ? Cryptogram Decode this message: "Gsv jfrxp yildm ulc qfnkh levi gsv ozab wlt." Classic Puzzle You have two ropes, each burning for exactly 60 minutes, but they dont burn at a consistent rate. How can you measure exactly 45 minutes using them? Answers (Try solving them first!) >!An echo!< >!Order: Alice, Bob, Carol, Dave, Eve!< >!3 cats (Each cat catches 1 mouse per 3 minutes, so 3 cats catch 100 mice in 100 minutes)!< >!He's too short to reach the button for the 10th floorhe can only reach up to the 7th-floor button.!< >!"Short" (adding "er" makes "shorter")!< >!Draw lines extending beyond the grid (think outside the box)!< >!20 (These are numbers starting with the letter "T" in English)!< >!"The quick brown fox jumps over the lazy dog." (Atbash cipher: AZ, BY, etc.)!< >!Light the first rope at both ends and the second rope at one end. When the first rope burns out (30 min), light the other end of the second rope (remaining 15 min). Total: 45 min.!< Let me know if you'd like more puzzles or hints!