$$G_{1}$$ can do a piece of work alone in 20 days, $$G_{2}$$ can do the same piece of work alone in 40 days, while $$G_{3}$$ can do it alone in 60 days. They worked together and completed the work. If the combined share received by $$G_{1}$$ and $$G_{2}$$ is ₹2,700, then what is the total amount received by all ihe 3 workers taken together?

A

₹3,3oo

B

₹3,600

C

₹3,000

D

₹3,900