Answer:
1 hour would be 10 $ each
Step-by-step explanation:
1)$10
2)$50
3)$80
I hope this helps
Answer:
75
Step-by-step explanation:
Pressure and Volume are inversely related as:

We can also write it as:

R is the constant of proportionality. Using the first row of given table, we can write:
Thus, the value of R, the universal gas constant is 8.31
I believe the answer to that problem would be $68.55, since you have to add them together and then multiply them by .07 for the percentage.