Which equation models this problem? carol paid $271 to rent a car for 4 days. what was the rate, r, per day to rent the car?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Yvaries inversely as x. y =12 when x=5. find y when x=4

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42