'K' can do 3/4thof a work in 6 days and 'J' can do 2/5thof the same work in 4 days. How long (in days) will they take, if they together to finish the work?

'K' can do 3/4thof a work in 6 days and 'J' can do 2/5thof the same wo

1.	'K' can do 3/4thof a work in 6 days and 'J' can do 2/5thof the same work in 4 days. How long (in days) will they take, if they together to finish the work?
A.	\(4 \frac{2}{3}\)
B.	\(4 \frac{3}{8}\)
C.	\(4 \frac{1}{4}\)
D.	\(4 \frac{4}{9}\)
Answer» E.

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'K' can do 3/4thof a work in 6 days and 'J' can do 2/5thof the same work in 4 days. How long (in days) will they take, if they together to finish the work?

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