Penny reads 12 pages in 1/2 hour. what is the unit rate for pages per hour? for hours per page

Penny reads 6 pages to read it and the other part... I don't know

Since Lucy's mom needs to pay for a little bit of work she did, there could two ways her mom could her such as:
1. Her mom will give her the reimbursement check to encash that would serve as a payment to her.
2. Her mom can encash the check and give her the amount that would compensate her work done.