Question
P and Q together can do a job in 6 days, Q & R can
finish the same work in 60/7 days. P started the work and worked for 3 days. Q & R continued for 6 days. Then the difference of days in which R and P can complete the job alone isSolution
A trader bought an article for Rs. 3000 and marked it 20% above of its cost price. If he sold it after giving a discount of Rs. 120 then find the profit...
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A bought an article at 20% less of the marked price and sold it at 10% more than the marked price. Find the profit earned by him.
