J can finish the work in 63 days and K can finish the same work in 66 days. How many days are required to complete the entire work if they work together? 

1
\(30\frac{10}{43}\)
2
\(26\frac{10}{43}\)
3
\(32\frac{10}{43}\)
4
\(28\frac{10}{43}\)

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