Jen bolter has been pricing speed- pass train fares for a group to New York three adults and four children must pay $128.00 and three children must pay $91 find the price of the adults ticket in the price of the child's ticket​

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.