I'll give brainliest to whoever's right! Can you tell me the answer and how to get that answer (that parts important!)

John can eat 10 cookies in 1/2 hr how many cookies can he eat in 45 minutes make a proportion and solve

Which of the following graphs represents the function f(x) = 2^x

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?