Luv4ever

Do you know what divisible even means. Divisible means dividable. Try to divide all those numbers by 9. a)81 = 81/9 = 9 b)162 = 162/9 = 18 c)199 = 199/0 = 22.11111.. d)1125 = 1125/9 = 125 From this you can see that the only number which is not divisible b...

What do you think? First of all go on to Google and look up prime numbers. You'll get a way better understanding of them in a small amount of time. I'll give you one hint: 51 is a prime number because 3 and 17 are it's factors.

I'll give you advice, don't waste your time by posting "easy" questions onto this site. I could do that in less then a second, no joke. If need the answer then just use your calculator for it. Show us your work. Punch that in a calculator and tell us what...

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