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From the 50 liters of milk, 5 liters of milk is taken out and after it 5 liters of water is added to the rest amount of milk. Again 5 liters of milk and water is drawn out and it was replaced by 5 liters of water. If this process is continued similarly for the third time, the amount of milk left after the third replacement:
Two feeds, 10 mole with 5 J/mole and 20 mole with 15 J/mole, product contains two streams, 5 mole with 10 J/mole and P with 25 J/mole, what is the value of P?
Two feeds, 5 mole with 25 J/mole and F with 5 J/mole, product contains two streams, 5 mole with 10 J/mole and 10 mole with 15 J/mole, what is the value of F?
The Northern Railways has installed an automatic train washing plant at Hazrat Nizamuddin station in Delhi. The washing system has a capacity of 250 coaches per day and takes 7-8 minutes to wash a 24-coach rake, thus saving water used for cleaning. Which of the following could be the cause of the statement? I: The automatic system will use 6000 liters of which 4000 liters will be recycled water, thus saves water used for cleaning. II: It would be eco-friendly as it uses the minimum quantity of water, soap, and disinfectants. III: As per the calculations, one depot will save 1,24,000 liters of water per day and 453 lakh liters per year after the plant is operational.
A Jar contains 80 liters of concentrated HCL acid. For diluting it, lab assistants replace it with 8 liters of water. Still the mixture is concentrated. Then, he replaced the mixture with 16 liters water and again with 20 liters water. Then what is the quantity of water in the final mixture?
A big container contains 250 liters of Milk. The owner of the container replaces 25 liters of milk with water. After, some time out of greed he again replaces 50 liters of the mixture with water. Meanwhile, a thief came and stole 75 liters of mixture and replaces it with water. Find what is the quantity of water in the final mixture.
Three feeds, 10 mole with H = 5 J/mole, 10 mole with H = 15 J/mole and 5 mole with 20 J/mole, what is the enthalpy of the products?
Three feeds, 10 mole with H = 25 J/mole, 5 mole with H = 10 J/mole and 15 mole with 20 J/mole, what is the enthalpy of the products?
Three feeds, 10 mole with H = 15 J/mole, 20 mole with H = 5 J/mole and F1 with 20 J/mole, if enthalpy of the products is H = 15 J/mole, what is the value of F1?
How many per cent of employees get salaries less than Rs 30,000? The following data shows the salaries of all the employees of a company. Salary (In Rs.) 0-10,000 10,001-20,000 20,001-30,000 30,001-40,000 40,001-50,000 Number of Employees 235 105 50 40 20