Consider the following sequence of numbers: 2, 4, 8, 16, 32, ... What is the next number in the pattern?
64
Each term in the sequence is multiplied by 2 to get the next term. 32 × 2 = 64.
About this riddle
Logic riddles give you a few facts and ask what must be true. List what you know, cross out what cannot be, and see what is left.
Difficulty: Easy. More like this: Logic riddles with answers or try Einstein's Logic Grid for a different kind of puzzle.
More logic riddles
A locked wooden box contains three coins. Exactly one is genuine (correct weight), one is heavier than genuine, and one is lighter than genuine. You have a pan balance and are allowed exactly two weighings. Can you definitively identify the genuine coin?
Five numbered cups (1 through 5) sit in order from left to right. A coin is hidden under an even-numbered cup. If you multiply the cup number immediately to its left by the cup number immediately to its right, the product is 3. Which cup holds the coin?
A row goes: party hat, party hat, countdown card, party hat, party hat, countdown card, party hat, party hat. What comes next?
Five runners finish a school marathon, and only these facts survive. Boris finished ahead of Kira. Mara finished ahead of Boris. Iris finished ahead of Mara. Kira finished ahead of Aria. Who finished last?
A line goes: shell, ice cream cone, shell, ice cream cone, shell. What comes next?
A farmer has a rectangular pasture divided into four equal smaller rectangular paddocks by one horizontal fence line and one vertical fence line crossing in the middle. He paints the outer perimeter fence white and all interior fence lines green. If there are 12 fence posts used exclusively for the interior green cross-fences, and 4 corner posts, how many total paddocks are there?