Because Oct 31 represents the octal (base 8) number 31, which, when converted to decimal, is 25. Dec 25 is short for Decimal 25, thus the two are equal.
Romantic. Many girls like being romantic, boys become romantic to win the hearts of girls and parents are afraid of too much romantic activity with their kids, but remember their own romantic endeavors fondly.
A. When a car is driven forwards the wheels rotate counter-clockwise. B. If a clock is put forward 1 1/4 hours the minute hand moves through 450° C. When a clock reads 4.10 the acute angle between the hands is exactly 60°
A. False – The near-side wheels rotate counter-clockwise, but the far-side wheels rotate clockwise. B. True C. False – The acute angle is a little more than 60° because by the time the minute hand reaches 10, the hour hand will have moved slightly past the 4.
A six-digit number represented by ABCDEF (each letter represents a different number) can be multiplied by 2, 3, 4, 5, and 6 and yet no new digits appear in the result. As a matter of fact, all the digits are rotated. What is the number?