A sample of 30 11th graders were asked to select a favorite pattern out of 6 choices. The following display shows what their favorite color patterns were. The counts have been recorded in the accompanying table according to pattern and the number of students who selected that pattern. What is the missing value in the table? A. 11
B. 10
C. 8
D. 9​

D. 9

Step-by-step explanation:

If you count the number of squares that are pink with polka dots, you notice that there are 9 of them.

D. 9.

Step-by-step explanation:

There is a ? on pink polka dots, so we have to count how many pink polka dots there are.

There are 9 pink polka dots in the color pattern.

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

25% is the answer