PLEASE ANSWER: Which two ratios represent quantities that are proportional? A. 3/4 and 5/12
B. 32/20 and 22/10
C. 45/18 and 35/14
D. 7/5 and 14/9

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Find the roots of the equation below. x^2 - 6 + 9 = 0

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.