That is exactly 8 half lives.
After 8 half - lives only (1 / 2^8) or (1 / 256) of the original 30 grams will remain.
(1 / 256) =
<span>
<span>
<span>
0.003906250
</span>
</span>
</span>
So, 30 * <span>
<span>
0.003906250 = </span></span>
<span>
<span>
<span>
0.1171875 grams will remain.
</span></span></span>
He should make 1536 ounces of salad
128*12=1536
Answer:
Step-by-step explanation The apple juice is 30%and 3/10 of the proportion because:
when you add everything up: 25+30+45=100
now you must divide the whole cocktail just by the apple juice:
100 : 30 = 3.33333333
Meaning the apple juice takes 30% of the proportion. and 30% is 3/10
Answer:
9
Step-by-step explanation:
You can take the two equations and set them equal to eachother, basically turning those two into one and getting x+3=3x-15
The way I did it, I subtracted X first leaving me with 3=2x-15
add 15 to both sides, now resulting in 18=2x
divide by two, and you're left with 9.
Answer:
(x - 1) (x + 4)
Step-by-step explanation:
x²+3x-4 = (x - 1) (x + 4)