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CBSE Class 8 Answered

A student buys a pen for Rs 30 and sells it for Rs 50. can you find its gainand gain percent
Asked by shrivastavaomprakash47 | 27 Aug, 2018, 16:13: PM
answered-by-expert Expert Answer
begin mathsize 16px style Cost space Price space of space straight a space pen space equals space Rs. space 30 space Selling space Price space of space straight a space pen space equals space Rs. space 50 Since space straight S. straight P greater than straight C. straight P space comma space he space got space profit. Profit space equals space straight S. straight P space minus space straight C. straight P space equals space 50 space minus space 30 space equals space 20 Profit space or space gain space pecent space space equals space fraction numerator Profit over denominator straight C. straight P space end fraction cross times 100 space equals space 20 over 30 cross times 100 space equals space 66.67 percent sign end style
Answered by Yasmeen Khan | 27 Aug, 2018, 18:48: PM

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