Solve.Amy can clean the house in 8 hours. When she works together with Tom, the job takes 6 hours. How long would it take Tom, working by himself, to clean the house?
A. 2 hr
B. 25 hr
C. 24
hr
D. 24 hr
Answer: D
Mathematics
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?YZV
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A. 
; 
B. 
; 
C. 
; 
D. 
; 
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