Three-quarters of the boats in the marina are white, of the remaining boats are blue, and the rest are red. If there are 9 red boats, how many boats are in the marina?

(Solve and show your thinking with a tape diagram)

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

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.