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Percent Change - Instruction - Level
Gi-Ready
*) Max is training for a triathlon. He recorded the time for each portion of the race as well as
the amount of change. Max wants to know in which event he had the most improved time.
v
Triathlon Event
Max's First Practice Time Max's Last Practice Time
(min)
(min)
Amount of Change
(min)
Percent Decrease
Running (10 K)
68
12
Swimming (1.5 K)
60
20
Biking (40 K)
90
) What is the percent decrease in Max's biking time?
decrease:

a) one student is chosen from classroom a, then a student is chosen from classroom b.  

step-by-step explanation:

independent events are ones in which the probability of one event does not affect the probability of the second event.

one student is chosen from classroom a; this does not affect the chances of choosing a student from classroom b.   this makes these independent events.

when one card is chosen from a standard deck and then set aside before a second card is chosen, the probability of the second card being chosen changes.   this makes them dependent events.

when one student is chosen from classroom a and then a second student is chosen from classroom a, the probability of choosing the second student changes.   this makes them dependent events.

when a letter is chosen from the alphabet and then a second letter is chosen, the probability of choosing the second letter changes.   this makes them dependent events.

in 1995, potato plants were taken into space aboard the space shuttle columbia.

step-by-step explanation:

b. hannah is playing with her cousin at