there are 3 persons a b and c. tha ratio of the efficiencies of a and c is 3:5 respectively. b takes 6 days more than c to complete the work. a and b together can complete the 90% work in 12 days. find the time taken by c to complete the work alone
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Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.
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