Acu-Math by Sterling No. 400B Engraved Slide Rule 9 Scales Instructions Included Made in USA Limit 1 Per Customer

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Acu-Math 400 Popular Q&A

Q: What is 5 divide by 400 can you show the math?
A: 5 / 400. Showing the division in steps is tricky in text format, but see if this makes sense. 400 goes into 5 zero times. 0. 400 goes into 50 zero times. 0.0. 4... Read More »

Q: What's the math behind the $400M valuation for Quora given 180k u...
A: The article stated 180K MAU log in through "Facebook Connect". http://m.techcrunch.com/2012/05/... Thus, this number has little to no bearing on the total numbe... Read More »

Q: How hard is it to get a 400 on the math SAT?
A: It's not hard at all. You only have to answer about half of them so don't answer the ones that you absolutely don't know as they count off for questions that yo... Read More »

Q: Why does R=400 in this math problem?
A: There was probably more to the problem. Read More »

Q: Jim likes 1728 but not 625 and he likes 512 but not 2025 and he l...
A: The answers is a question of "powers" - in this case Cubes (3rd power) 1728 = 12 cubed (12 x 12 x 12) 512 = 8 cubed (8 x 8 x 8) 8000 = 20 cubed (20 x 20 x 20) T... Read More »