A can complete $$\frac{1}{3}$$of a work in 5 days and B, $$\frac{2}{5}$$of the work in 10 days. In how many days both A and B together can complete the work ?

A can complete $$\frac{1}{3}$$of a work in 5 days and B, $$\frac{2}{5}

1.	A can complete $$\frac{1}{3}$$of a work in 5 days and B, $$\frac{2}{5}$$of the work in 10 days. In how many days both A and B together can complete the work ?
A.	${\text{7}}\frac{1}{2}$$
B.	${\text{8}}\frac{4}{5}$$
C.	${\text{9}}\frac{3}{8}$$
D.	0
Answer» D. 0