Answer:
The right answer is C
Step-by-step explanation:
If <em>n</em> = 0.151515…, then 100<em>n</em> = 15.151515…
Then
100<em>n</em> - <em>n</em> = 15.151515… - 0.151515…
99<em>n</em> = 15
<em>n</em> = 15/99 = 5/33
Answer:
-2
Step-by-step explanation:
25% 6 divided by 24 will give you the percentage of copper in the bar
