Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Solve the equation in the image by looking at the pattern closely.

How is the moon similar to a dollar?

Can you Find and name the hidden bird in the picture below ?

What is the word or phrase below?
R | E | A | D

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Why do people go to bed?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?