Rohit sold a pen to Rakesh at 10% profit and Rakesh sold it to Ravi for rupees 66 at a profit of 20% find the cp for rohit .
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Answer:
50
Step-by-step explanation:
cp of ravi- 66
sp of rakesh- 66
profit of rakesh- 20℅
cp of rakesh= 6600/120
=55
sp of rohit- 55
profit of rohit- 10℅
cp of rohit= 5500/110
=50
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