Answer:
(a) The complete table

(b) $38.00
(c) 3 hours
Explanation:
Given
per hour
See attachment for complete question;
Solving (a): Complete the table
To complete the table, we simply multiply the earnings by the number of hours.
So, we have:




Solving (b): Earnings, if Megan works for 4 hours
In (a) above, we have:

This implies that Megan will earn $38.00
Solving (c): Hours to earn $28.50
In (a) above, we have:

This implies that Megan will work for 3 hours to earn $28.50