Find the value of the variable x in the following proportions

6/x = 9/8
x=48/9=5.333333...

5/5 = 4/x
x=4

1/2 = 2/x
x=4

x/10 = 10/8
x=12.5

Are my answers correct?

4 answers

Yes! They are all correct.
Thank you for checking them! :D
You're welcome.
if the angle of a regular polygon measures 16 4/11 how many sides does it have?