Janelle can get a 24-pack of bottled water for $6.80. how much would janelle have to pay for a 12-pack of bottled water if the ratios are proportional?

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

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?