Question

Someone plz help me lol plz do it for me btw it’s not for a grade but plz help me ;-;

Answer 1

basically just subtract the two times

activity 1: 10 min

activity 2: 20 min

activity 3: 22 min

activity 4: 28 min

Answer 2

first one takes 10 mins, second one takes 20 mins, and third one takes 22 mins