7. A tank with a 200 gallon capacity is initially half full of water into which 30 grams of salt have been dissolved. A brine containing 5 grams of salt per gallon is pumped into the tank at a rate of 10 gallons per minute. The well-mixed solution is pumped out of the tank at a rate of 6 gallons per minute. Determine the amount of salt in the tank (in grams) at the exact moment the tank is completely full.

Q: dt VR-2t + 26

A:

Q: Use the sum-to-product identity to find an expression that is equivelentto cust 15)- cos(5ØL Frovide…

A: Use sum product identity to find the expression.

Q: Help with #2 pls

A:

Q: Answer number 4

A:

Q: Please answer D

A: (a) Given that the percentage of stadiums have just built in the past 20 years is, P=15%=15/100=0.15…

Q: Evaluate. xp

A:

Q: AX, = -2 3. 2. 2. 2. 3.

A:

Q: Evaluate L=1

A:

Q: ease

A: X Y 62 120 62 140 63 130 65 150 66 142 67 130 68 135 68 175 70 149 72 168…