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Narendra can Finished a works in 100 days. Harshit can finished the same work in 120 days. Both worked together for 30 days and then Aditya joined them. They were able to finish the work in next 20 days. In how many days Aditya can finished the same work individually.

Narendra can Finished a works in 100 days. Harshit can finished the same work in 120 days. Both worked together for 30 days and then Aditya joined them. They were able to finish the work in next 20 days. In how many days Aditya can finished the same work individually. Correct Answer 240

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