gracebuffum

10.07.2019 • 

Mathematics

(6 points) a tank contains 40 liters of water in which 2.5 kg of salt is dissolved. a brine solution containing 2 kg of salt per liter of water is pumped into the tank at the t liters per minute, and the well-stirred mixture is pumped out at represent the amount of salt in the tank at time t. write the corresponding first order initial value problem. (do not solvel) ate of s ern

Ответ:

jladinosolarsee

17.04.2021

Mathematics

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First convert 75% to a number by moving the decimal place to the left two places. That gives us .75. Now to figure out what 75% of $8 is we multiply .75 by 8. You should end up with $6. Now you subtract the discounted price from the original and it gives you $8-$6=$2.

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