A certain brand of tea bags comes in packages of 5, 10, and 20 sachets, costing $5, $9, and $15 per package, respectively.
A store sold 16 packages containing a total of 165 sachets and took in $140.
(a) Write a system of equations to match the description of the information given.
(b) Determine how many packages of each type were sold using the d

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone.which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

What is the area of the trapezoid shown ?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%