Answer:
I believe it is 14 and 10.
Step-by-step explanation:
First divide 50 by 100, which equals 1/2. then you take 1/2 and multiply it by 28 which gives you 14. For the other, you already know that 1% of 50 is 1/2 so you multiply 1/2 by 20 which gives you 10.