1. 1 1/2 hours can also be 3/2 hours.
2. 3/2 divide by 6. To know how much Ebony makes an hour.
(3/2 divide by 6, is also 3/2 multiply 1/6 =1/4. Which equals. 1/4 of cake each hour )
If 1/4 of cake an hour
It would be 2 cake for 8 hours
(1/4 multiply 8 is 2)
Anyway, the answer is 2 hours.