Question

Sanjeev can do a piece of work in 15 hours while Rahim can do it in 12 hours . How long will both take to do it, working together ?​

Answer 1

Answer:

ਊੈਢਵੁਐਢਲਲੁਸਲਹਗਸਡਹਗੲਡਲੀਗਡਲੲਡੀਗਛਲਹਗਡਲਛੀਗਛਡਲੁਏਛਢਲੁਏਢਲੁਏਢਲੁਏਢਵਢੁਏਛਲ ਉੋਛਢ ਉੋਢ ਛੁਗਛਢ ਉੋਛਢ ਉਸ ਕੱਢ ਕਗਛਢ ਕੱਢ ਕਗਛਢ ਉੋਛਢ ਉੋਛਢ ਉੋਛਢ ਉੋਛਢ ਉਸ ਉਗਢਛ ਉੋਛਢ ਉੋਛਢ ਕੱਢ ਕਗਛਢ ਕੱਛਭ ਕਗਛਢ ਭਕੱ ਭਭੱਕ ਛਕੱਭਛ ਕੱਛਭ ਊਜਭ ਉੱਜਭ ਉਭ ੱਛਕਮ ਕੱਛਭ ਣਕੱ ਉਣੈਜ

Answer 2

Answer:

Step-by-step explanation Work done by Sanjiv in 1 hour=1/15 Work done by Rahim in 1 hour=1/12 Work done by Sanjiv and Rahim in 1 hour=1/15+1/12 =(15+12)/180 =27/180 It will take 180/27 hours to do a piece of work I.e, 6.67 hours.