A works twice as fast as B.If B can complete a work in 18 days independently,the number of days in which A and B can together finish the work is:
A) 4 days
B) 6 days
C) 8 days
D) 10 days
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Answer:
the answer is C
Step-by-step explanation:
if A works twice as fast as B that means it would take him 9 days to complete the job
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