3.7333
You do 45 x .15, which gets you 6.75
0.75 or 3/4
5 r 1
If you add the digits in a number together and that number can be devided by three than the original number can be devided my three also. Ex. 273, 2+7+3=12. 12 can be devised by three so 273 can too.
15
A prime number is 2 because it can't be devided by any number 6 isn't a prime number it is a composite number because it can be devided by 3 2
Your heart and your nose
about .117671
9.5
2
1.