Joke Collection Website - Joke collection - What is the word "just add one"? There is a number. The previous number is 13, and the latter number is 40. What's this number? Brain Twister

What is the word "just add one"? There is a number. The previous number is 13, and the latter number is 40. What's this number? Brain Twister

What is the word "just add one"?

A: Only adding one stroke is a word "chong". (Hint: Only rotate 90 degrees)

There is a number. The previous number is 13 and the latter number is 40. What's this number?

A: Forty-three.