2a = 4.5 |divide both sides by 2
a = 2.25
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Answer:
#1 is correct
Step-by-step explanation:
24 laps divided by 6 minutes equals 4 laps per minute.
72 laps divided by 18 minutes equals 4 laps per minute.
15 breaths divided by 36 seconds does not equal the same rate as 90 breaths divided by 3 minutes.
Answer: 33.33%
Step-by-step explanation:
Answer:
70000
Step-by-step explanation: