Mathematics, 02.10.2019 23:30 KaliBratz
A100 gallon tank is initially half full of pure water. a spigot is opened above the tank and a salt solution containing 0.1 lb of salt per gallon of solution begins flowing into the tank at a rate of 4 gal/min. simultaneously, a drain is opened at the bottom of the tank allowing the well stirred contents of the tank to leave the tank at a rate of 2 gal/min. express the amount of salt in the tank as a function of time t.
Answers: 3
Mathematics, 21.06.2019 16:10
The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.
Answers: 1
Mathematics, 21.06.2019 16:50
Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x
Answers: 1
Mathematics, 21.06.2019 20:00
Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line
Answers: 1
Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x
Answers: 2
A100 gallon tank is initially half full of pure water. a spigot is opened above the tank and a salt...
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