I have no clue actually this is weird
12/50=24% of student bring lunch so 24%-524=398 student buy lunch out of 524
Answer:
an open circle means it contains no equal signs.....everything to the left is shaded....means it is less then
x < 1 (thats a less then sign only) ....no equal sign in there
Here’s the first few and you can do the rest with the same principles. If you need more help with the last ones then let me know