I need help

The stem-and-leaf display below gives the number of minutes that customers waited for their orders at two different restaurants. There were 17 wait times recorded for the first restaurant and 20 recorded for the second. Use the display to answer the questions that follow. Number of minutes customers waited First restaurant Second restaurant 99876 0 67 8742200 1 16 9510 2 112688 9 3 0 0255579 4 14 Key: 6 - 6 0 16 - 6 (a) What were the ranges of wait times for the two restaurants? X ? First restaurant Second restaurant (b) Which restaurant had the greater median wait time? OFirst restaurant OSecond restaurant OThe medians were the same (c) Which restaurant had more wait times from 40 to 49 minutes? OFirst restaurant OSecond restaurant OEach had the same