Answer:
copper and illuminum
Step-by-step explanation:
i got it right on the test
131 goes to the first and -20 to the second
For this problem you need to create a RATIO, dont worry, it's not as hard as it sounds!
The ratio should look like this: 665/7
Now divide to get your answer!
You should get 95 points!
Hope this helps!
Comment if you have questions!!!