Answer:
first, we put them in order
78,[80],83,(85),86,[87],90
Q1 = 80
Q2 (median) = 85
Q3 = 87
Interquartile range (IQR) = Q3 - Q1 = 87 - 80 = 7 <==
Hope this helps!
Answer:
A
Step-by-step explanation:
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<span>Hi, A cylinder has 3 faces - 2 circle ones and a rectangle</span>
PEMDAS!
1. 7-14=-7
2. -1*-7 = 7-5=2
3. 18-2-9 = 7
11+5=16 3x2= 6 8x1= 8 so add it together, 16 + 6 + 8 = 30.