Use the table and the given X-ray absorption diagrams to identify the composition of each of the regions marked by a letter. The number in each region shows its absorption, and the number on each X-ray beam shows the total absorption for that beam.
Type Air Water Gray matter Tumor Blood Bone Absorption 01,0001,0201,0301,050 2,000
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, ?
?, 
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x =__________y =__________z =__________
What will be an ideal response?
Blood; Tumor; Gray matter
Mathematics
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ft
A. 1.33 B. 64 C. 16 D. 576
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A. r = 
ft, h = 
ft
B. r = 8 ft, h = 
ft
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