For a fundraiser the Cheerleaders are having a Carwash this Saturday They charge $5 for each car and $8 for each SUV or Truck . The cheerleaders need to make at least $830 to pay for their trip to Hershey . Write and graph an inequality to model the scenario

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?