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Start learning 50% faster. Sign in nowSpeed of train = 1600/10 = 160 m/sec Let the speed of the man be ‘s’ m/sec Relative speed of the train = (160 – s) m/sec According to the question, (160 – s) = 1600/16 Or, s = 160 – 100 = 60 Therefore, speed of the man = 60 m/sec
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What principal amount, when invested at an annual simple interest rate of 3.6% for 15 years, will generate an interest of Rs. 4,050?
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What will be the ratio of simple interest earned on certain amount at the same rate of interest for 3 years and that for 9 years?
What will be the ratio of simple interest earned on certain amount at the same rate of interest for 5 years and that for 10 years?
