Logical Reasoning and Puzzles Flashcards

Three boxes are labeled 'Apples', 'Oranges', and 'Mixed'. All labels are wrong. You pick one fruit from the 'Mixed' box and it's an apple. What does the 'Apples' box contain?

Answer: Oranges

The 'Mixed' box is actually Apples; 'Apples' can't be Apples (label wrong) or Mixed (taken), so it must be Oranges.

What comes next in the series? 2, 3, 5, 8, 13, 21, ?

Answer: 34

This is the Fibonacci sequence; each term is the sum of the two preceding terms: 13+21=34.

A snail climbs a 10-ft pole. Each day it climbs 3 ft, each night it slides back 2 ft. On which day does it reach the top?

Answer: Day 8

Net gain is 1 ft/day; after 7 days it's at 7 ft, then on day 8 it climbs 3 ft reaching 10 ft before sliding back.

Which word does NOT belong? Eagle, Hawk, Falcon, Penguin, Osprey

Answer: Penguin

Eagle, Hawk, Falcon, and Osprey are all birds of prey; Penguin is a flightless bird that does not hunt by flight.

If you rearrange the letters 'CIFAIPC', you get the name of a(n):

Answer: Ocean

Rearranging CIFAIPC gives PACIFIC, which is an ocean.

In a family, A is B's brother. C is A's mother. D is C's father. E is D's mother. How is B related to D?

Answer: Grandson/Granddaughter

C is B's mother and D is C's father (B's grandfather), so B is D's grandchild.

There are 5 houses in a row painted red, blue, green, yellow, white. The green house is immediately to the left of the white house. The red house is first. Which house is green?

Answer: 4th

Red is 1st; green-white must be consecutive, so green can be 2nd-4th; without further constraints the puzzle implies green is 4th and white is 5th.