In the cafeteria 100 were put out for breakfast. At the end of breakfast,27 remained. A.What is the ratio ofbthe number of milk cartons taken to the total number of milk cartons?

1. The ratio of milk cartons taken to total milk cartons,

100 - 27 = 73 were taken

73/100 is the ratio of milk cartons taken to total milk cartons

2. The ratio of milk cartons remaining to milk cartons taken

27 / 73 is the ratio of milk cartons remaining to milk cartons taken

12x^2; 21

Step-by-step explanation:

4x^2-3=4×1.5^2-3=6

4x^2-2=4×1.5^2-2=7

4x^2-1=4×1.5^2-1=8

6+7+8=p=21