If a train travel a 200 miles in 2.5 hours what is the rate of speed

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Which of the following best describes the figure?

If the diagram polygon abcd is a reflection across ef to make polygon a'b'c'd'.