Test 19 corrections

(1)

Question 8: It takes Alex 15 minutes to catch Betsy the first time and to run a total of 16 rounds more..." means

Alex uses 15 minutes to catch Betsy the first time. When he catches Betsy the first time, Betsy runs x rounds and he runs (16 + x) rounds.

(2)

Test 19 #5

Should read AC = m

D is not labeled on diagram