If the annual rate of simple interest increases from 8% to 13%, a man’s yearly income increases by Rs. 4800. His principal (in Rs.) is? A. Rs.90,000 B. Rs.96,000 C. Rs.88,000 D. Rs.1,00,000 Answer Workspace Report Discuss Answer with explanation Answer: Option B Explanation X*13*1/100 – x*8*1/100 = 4800 13x/100 – 8x/100 = 4800 5x/100 = 4800 5x = 480000 X = 96000 Workspace
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