Mathematics, 18.03.2021 02:40 amohammad6
A large rectangular tank has a base that is 2 meters wide and 3 meters long. Initially it contains 24 m3 of red paint.
Starting at t = 0 blue paint enters at a rate of 6t m3 per hour,
and red paint enters at a rate of 6 m3 per hour.
(a) How many hours until the tank contains equal amounts of red and blue paint ?
(b) How quickly (in m/hr) is the depth of paint in the tank rising after t hours ?
(c) What is the average volume (in m3)
of paint in the tank during the first two hours
Answers: 2
Mathematics, 21.06.2019 15:30
The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object
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Mathematics, 21.06.2019 18:00
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
A large rectangular tank has a base that is 2 meters wide and 3 meters long. Initially it contains 2...
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