On Monday 3/12 of the students went on a field trip. What fraction of the students did not go on the field trip?

Pls will give brainliest and all p.s u can zoom in if u cant see plss

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

What percent of 18 is 24? and plz explain thx.