5. A new car is equipped with three fuel saving devices. Device A, by itself, saves 25% on fuel, device B by itself, saves 45% on fuel, and device C by itself saves 30% on fuel. Now, suppose that the three devices are used together, and that they act independently. Will the combination save 25+45+30=100 percent on fuel? Probably not. What is the correct answer?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

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.