HELP PLZ!

Is this graph of a function?
Yes or no

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

Alogical argument that is presented in graphical form using boxes and arrows is called?