Plz me. i need this asap. i need both parts answered. ur the best

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250