The seventh grade class held an end of the year dance. of the 300 seventh graders, 246 decided to attend. what percent of the seventh grade class attended the end of the year dance?

82%

Step-by-step explanation:

246/300

x/100=percentage

246/300 divided by 3 =

82/100=

82%

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94

graph b

step-by-step explanation:

one solution- graph a (clear intercepting point.)

no solution- graph b (they're parallel, there will never be a point of interception.)

infinite solutions- graph c (all points intercept.)