<span> a=2.5b-11, c=1.5b+1, and a=c so
2.5b-11=1.5b+1
b=12 so a=19 and c=19
so a+b+c=50 </span>
What is the first quartile in this data set? 67, 68, 69, 70, 70, 70, 72, 73, 73, 75, 75
NARA [144]
<em> </em><em>Hope</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em><em>✌</em><em>✌</em><em>✌</em>
Looks good for high school math make sure the teacher sees you're work clearly and know what the numbers are overall you should be good
Answer:
42 seconds
Step-by-step explanation: