The times taken by 20 students to complete a worksheet are shown draw a frequency diagram for the data

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Anyone know? is appreciated! will mark brainliest if correct!

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