These marbles are placed in a bag and two of them are randomly drawn. What is the probability of drawing two blue marbles is the first marbel is placed back in the bag before the second draw?

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.