Tag Archives: Math
Interesting Patterns 777² = 603729 (603 + 729)/2 = 666 Doing a similar procedure for 666, 666² = 443556 except that we don’t divide the sum of the two 3-digit groups by 2. 443 + 556 = 999 Same procedure … Continue reading
It’s been quite a while isn’t it? In my last post, I said that I’d be gone for a week but it turned out to be almost four months. During the last few months, I had to deal with some … Continue reading
Can you arrange 15 billiard balls to form a “difference triangle” in the usual triangular configuration, that is, the arrangement that you would see before the start of a game of pool? The number 1 through 15 is arranged in … Continue reading
Only using digits 0 to 9 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9) once, can you form three numbers a, b and c so that the sixth power of c is equal to the sum of a and b?
During a math class… Teacher: John, if a gallon of fuel oil cost $3 and you paid your distributor $600, how many gallons of oil will be delivered to you? John: Maybe around 190 gallons. Teacher: No, that’s not the … Continue reading
An engineer, a mathematician, a logician, a lawyer and an accountant apply for the position of manager of a large division. To determine who’s the most suitable applicant, the interviewer asked each of them to answer this question: “What’s 2 … Continue reading