I need to help! How to solve this problem?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?