Gio hiked six miles in two hours. At this rate, what is the total number of miles Gio could hike in nine hours?

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x