How do you write 49% as a fraction or mixed number in simplest form

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

The frequency table shows the results of a survey asking people how many hours they spend online per week. on a piece of paper, draw a histogram to represent the data. then determine which answer choice matches the histogram you drew. in order here is the.. hours online: 0-3, 4-7, 8-11, 12-15, and 16-19. frequency: 5, 8, 10, 8, 7 answer for the question is in the picture! : )

Me because i don't understand how to do it.: )