4. 19
5. A. 105.7
By the way, if you're struggling with math problems I recommend you khan academy
Hope this helps :)
Answer:

Step-by-step explanation:
can be simplified to:

Make them have common denominators so:

Simplify:

I don't think you can simplify that fraction further so that's the answer.
7.25 hour is better because multiply by eleven and its 79.75 which is higher than the on on the table
Answer:
Step-by-step explanation:
whats the question here lol