81 = 37.5% of x.
81 = (37.5/100)*x
81 = 0.375x
0.375x = 81
x = 81/0.375
x = 216
The number is 216.
The data value 2.5 will lie below the second quartile
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Answer:
(-1, -1)
Step-by-step explanation:
It's the only one that lies on the graph.
