What divided by 3/7=7/15

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

Darcy bought 1/2 pound of cheese and 3/4 pound of hamburger for a barbecue. use the numbers to compare the amounts of cheese and hamburger darcy bought.

Swimming fleury swam 6 laps the first day,15 laps the second day,24 laps the third day, and so on. on which day will fleury swim 51 laps if the pattern continues?