What is the correct sequence of the following numbers in ascending (increasing order): 1/4, 0.2, 1/3, 0.35, 0.6, 0.8, 1/2, 3/4

Nine more than four times a number is the same as one less than twice the number. find the number?

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =