There are forty elephants and they have forty-fore heads. How can this be possible?

How many times in a given day, minutes and hour clock comes in a straight line ?

You walk into a creepy house by yourself. There is no electricity, plumbing, or ventilation. Inside you notice 3 doors with numbers on them. Once you open the doors you will die a particular way. Door No.1 You’ll be eaten by a lion who is hungry. Door No.2 You’ll be stabbed to death. Door No.3 There is an electric chair waiting for you. Which door do you pick?

In which direction should the missing arrow point?

If you had an infinite supply of water and 5-quart and 3-quart pails, how would you measure exactly 4 quarts? What is the least number of steps you need?

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

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Rose, Lily and Jasmine decided to buy flowers for their moms on Mother's Day. One of them bought lilies, the other roses, and the third one jasmines.
'It's funny!' said the girl with roses, 'we bought roses, jasmines and lilies, but none of us bought the flowers matching her name'.
'You're right!', said Lily.
What kind of flowers did each of the girls buy?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?