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Let the speed of the stream = 'k' km/h Then, upstream and downstream, speed of the boat are (30 - k) km/h and (30 + k) km/h, respectively According to the question, 30 + k = (30 - k) X 1.5 Or, 30 + k = 45 - 1.5k Or, 2.5k = 15 So, k = 6 Therefore, speed of the stream = 6 km/h
If 15 March 2022 was a Tuesday, what day of the week was 15 March 2020?
Which of the following is not an advantage of accounting standards?
What is the minimum distance one has to stand at from a wall to hear an echo?
What is the time limit for the payment of gratuity to an eligible employee under the Act?
Which of the following statements is incorrect about the “Employee state insurance scheme”?
Which type of union opposes the interests of employers and seeks to overthrow the capitalist system?
A train running with a speed of 153 km/hr can cross a pole in 13 seconds and a platform in 17 seconds. Find the length of the platform.
If W1 and W2 are weights of two solid iron balls of radii ½ metre and 1/3 metre respectively, then which one of the following is equal to W1 : W2?
