) A shop keeper bought 50 balls at a rate of Rs.40 per ball. He sold 30balls for Rs.50 each and the remaining at a rate of Rs.45 each. Find his total gain %.
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Answer:
40%
Step-by-step explanation:
30×40=1200rs
20×50=1000rs
40÷100×1200=480rs
He should sold the remaning balls at rs 480 to have 40% profit
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