For example: 528491=5+2+8+4+9+1=29=2+9=11=1+1=2 Is 528491 a prime number? Chosen Answer: David is right on, but the process is called “Casting Out Nines”. It leads to the remainder when the number is divided by 9 and works because 9 = 10-1 and our system is base 10. Similarly, “Casting Out Elevens” can be given. It is [...]
Posts Tagged ‘them’
I am eleven and have just started a babysitting buisness I put up flyers they get taken down, I ask my mom to recomend me she won’t, I printed out buisness cards but I don’t know what to say when I pass them out. My buisness is a drag and I need the money please [...]
Two six-sided dice are rolled (Some possibilities are (Red=1,Green=5) or (Red=2,Green=2) etc. (a) How many to?
Two six-sided dice are rolled (one red one and one green one). Some possibilities are (Red=1,Green=5) or (Red=2,Green=2) etc. (a) How many total possibilities are there? 36,11,and 12 are not right Chosen Answer: You have two dice, the POSSIBILITIES are the numbers that can be thrown with two dice, and they are all the numerals [...]
They must be singular form, non-hyphenated English words; common, not proper names. I have only one in mind. How many can you find? Thanks Brit, that’s a good try. I’m looking for a singular form, though. To be honest, I just happened upon this word yesterday, and thought, wow, it has only two vowels. Yea, [...]