For the first question, you just need to plug the values and solve for k:
Now we know that , so the cost of 200 cards will be
Finally, if we want the cost to be 7 we're asking
Answer:
11 Julie's and 5 East Indians
L=43.6637≈43.7∘
Step-by-step explanation:
6
The answer is -0.8.
Hope that helps. x