A can finish a work in 12 days and B can finish the same work in 24 days. How many days will they take to finish the work together ?

 A can finish a work in 12 days and B can finish the same work in 24 days. How many days will they take to finish the work together ?

A). 4 days

B). 8 days

C). 10 days

D). 14 days

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