Find the next number in the sequence

5 12 24 36 ?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Replace the question mark with the correct number in below Picture:

What does the below image rebus riddle means ?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?