Answer:
0
Step-by-step explanation:
Numbers on balls:
1, 4, 7, 7, 8
Try to find the sum of all numbers:
1+4+7+7+8 = 27
According to the rule of 3, any number is dividable by 3 if the sum of it's individual is divided by 3.
27 is dividable by 3, therefore any combination will result a number with a factor of three.
Prime number is the number that is only dividable by 1 and itself. Therefore, any combination using those numbers are not prime number.
So the probability is 0
Answer:
$31.5
Step-by-step explanation:
-$45
-30 percent off of $45
30 times 45 divided by 100
1350/100
13.5
45-13.5
$31.5
Answer:
48x-5
Step-by-step explanation:
multiply
5*8x
to get
8x+40x-5
combine like term
48x-5
Turn the fraction into a improper fraction.
4 5/6 -> 29/6
Divide both numbers.
29 / 6 = 4.833...
Best of Luck!
