Question

P and Q together can do a piece of work in 10 days, Q and R can do the same work together in 12 days,while P and R can do together in 15 days. How long each will take to do it seperately?

Answer 1

P and Q both are doing a piece of work in 10 days you and I can do the same work in 12 days while B and R can do together work in 15 days he taken long days separately 5 days because forest