A can do a work in 20 days while "B" can do it in 30 days . A and B working together can do it in-

'A' can do a work in 20 days while "B" can do it in 30 days . 'A' and 'B' working together can do it in-

'A' can do a work in 20 days while "B" can do it in 30 days . 'A' and 'B' working together can do it in- ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

10 days

12 days

15 days

18 days

0 1

Best Answer Explained in Below-:

100×3020 + 30 = 12

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