Zoe and her dad go on a hot air balloon ride over the weekend. In order to remain safe, they cannot exceed an elevation of 450 feet. If they start at an elevation of 120 feet, and rise at a rate of 15 feet per minute, how many minutes can they continue to rise?

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply