What four weights can be used to balance from 1 to 30 pounds?

Can you replace the question mark with the correct number?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Can you name four days which start with the letter 'T'?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

There is a place where if I stand up straight, I will still be considered sideways.

A fresh card pile is taken out of a box (the pile has 54 cards including 2 jokers). One joker is taken out and then the cards are shuffled for a good amount of times. After shuffling, two piles are made by dividing that one pile.



What is the possibility that one of the piles will have a card sequence from A to K in order?