A.3B Kyarra is wanting to get more followers on Instagram, so she has started posting new pictures every week. The table below shows th
number of pictures she has posted, P, after w weeks.
1
Number of weeks, w Total pictures posted, Pl
249
3
295
4
318
7
387
9
433
How many pictures does Kyarra post each week?
Kyarra posts 46 pictures every week.
Kyarra posts 23 pictures every week.
Kyarra posts 249 pictures every week.
Kyarra posts a different number of pictures every week.
С

An annual marathon covers a route that has a distance of approximately 26 miles. winning times for this marathon are all over 2 hours. the following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each. earlier period 14 12 15 22 13 10 19 13 9 14 20 18 16 20 23 12 18 17 6 13 recent period 7 11 7 14 8 9 11 14 8 7 9 8 7 9 9 9 9 8 10 8 (a) make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. use two lines per stem. (use the tens digit as the stem and the ones digit as the leaf. enter none in any unused answer blanks. for more details, view how to split a stem.) minutes beyond 2 hours earlier period 0 1 2 (b) make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. use two lines per stem. (use the tens digit as the stem and the ones digit as the leaf. enter none in any unused answer blanks.) minutes beyond 2 hours recent period (c) compare the two distributions. how many times under 15 minutes are in each distribution