You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

What makes this number unique: 8,549,176,320?

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

Find the missing letter in the last circle logically in the given below picture.

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

You are given a set of weighing scales and 12 marbles. The scales are of the old balance variety. That is, a small dish hangs from each end of a rod that is balanced in the middle. The device enables you to conclude either that the contents of the dishes weigh the same or that the dish that falls lower has heavier contents than the other. The 12 marbles appear to be identical. 11 of them are identical, and one is of a different weight. Your task is to identify the unusual marble and discard it. You are allowed to use the scales three times if you wish, but no more. Note that the unusual marble may be heavier or lighter than the others. You are asked to both identify it and determine whether it is heavy or light

Replace the question mark with the correct number.

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

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?