Question

step by step ans i will mark as brainlist​

Answer 1

answer: 25

Step-by-step explanation:

f1=15

f2=9

f0=9

l=20

h=10

mode = l+ (f1-f0)/(2f1-f0-f2)*h

20+15-9/30-18*10

20+6/12*10

20+5

25