FIND THE PERCENTAGE OF THE PART 15% of 30 of what number???

PL EXplain

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

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