Speed 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
A product is sold at ₹720 after two successive discounts of 10% and 20%. Calculate the marked price of the product.
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In a 1000 metres race, 'P' beats 'Q' by 150 metres, while 'Q' beats 'R' by 100 metres. Find the distance by which 'P' beats 'R' i...
A train takes 3 hours to travel a certain distance at a speed of 60 km/h. If the speed is increased by 20 km/h, how long will it take to cover the same ...
In a class of 80 students, 75% of the students passed in Mathematics, and 85% passed in English. If 60% of the students passed in both subjects, how man...
The simple interest on a sum of money for 3 years is 1,200 at a rate of 10% per annum. What is the compound interest on the same sum for the same time a...
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A sum of ₹20,000 is invested at an annual rate of interest of 10%. Calculate the difference between simple interest and compound interest after 3 year...
