Answer:
20%
Step-by-step explanation:
1.875
12
if 18 pizza = 16 slices
then 6 more pizza = x
16 ×6 =18× x
216=18x
18. 18
x= 12
3/4+3/8
=9/8
9/8-5/8
=4/8 or 1/2 left