1/125 in a decimal is 0.008.
1,387 because you just add all the bricks (421+623+343)
Answer:
(A)74
Explanation:
Let her average score on the last two tests = x.
The six scores will now be: 82,78,87,73, x and x.
Since the average score for her first six chemistry tests = 78

We then solve for x.

Her average score for the last two tests is 74.
Answer:
25
Step-by-step explanation:
You add 2+3 and get 5. Then you square it to get 25.