A can finish a work in 20 days. A and B can together finish a work in 12 days.Then B alone can finish the work in
A24 days
B28 days
C25 days
D30 days
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A and B can separately do a piece of work in 6 days and 12 days respectively. How long will they together take to do the work ?
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6 പേർ 12 ദിവസം കൊണ്ട് ഒരു ജോലി പൂർത്തിയാക്കുന്നു. എങ്കിൽ 8 പേർ എത്ര ദിവസംകൊണ്ട് ആ ജോലി പൂർത്തീകരിക്കും ?
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