I know the answer is 30 percent but I need the work

30% work below

Step-by-step explanation:

There are 20 squares in total if 6 are painted you get the fraction.

3/10 as a decimal is .3

.3 as a percent is 30% because you move the decimal to the right 2 times.

Hope this helps ya!

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24