Which of the following is the graph of the solution of 3x+9 is greater than or equal to 30? Idk if you can in this site but it asks to plot it on a number line

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)