To find the median of 20 values, list the values from smallest to largest then add the 10th and 11th number then divide by 2 and you get your median.
6
Like how

= 36
Square root does the opposite.
Edit: my mistake, it is 6
Answer:

Step-by-step explanation:
<h2>

</h2><h2>

</h2><h2>

</h2><h2>

</h2><h2>

</h2><h2>

</h2>

- hope it helps! -
<h2 />
Answer:
yes.
Step-by-step explanation:
write these ratios as fractions to see if they are proportional
3/4
9/12 -------> this can be simplified by dividing by 3
= 3/4
therefore yes they are equivalent