Eight prizes are randomly assigned to briefcases with values of $0, $2, $10, $50, $100, $250, $500, and $1000. you select a briefcase at random. what is the expected value of your briefcase?

How much times does 3 go into 40

A 24 inch board is cut into two pieces so that the longer piece is 6 inches longer than the shorter piece. Find the length of each piece

University graduates have a mean job search time of 38.1 weeks, with a standard deviation of 10.1 weeks. The distribution of job search times is not assumed to be symmetric.

A music store charges $18.50 for a CD plus a 0.5% city tax and a separate 4% state tax

A linear model projects that the number of bachelor's degrees awarded in the United State will increase by 19,500 each year. In 2001, 1.28 million bachelor's degrees were awarded.

What is the value of a in the equation, 7 (4-a) = 3 (a-4)

Suppose $50,000 is divided into two bank accounts. one account pays 4% simple interest per year and the other pays 6.4%. after five years there is a total of $12,000 in interest between the two accounts.

1. Refer to the triangle below. If a = 3 and b = 6, A. Find the exact length of c in unsimplified radical form B. Find the exact length of c in simplified radical form C. Find c to the nearest hundredth

Solve this expression:-4x/15=9

An investment of $1,250 grows at a rate of 2% each month. Which graph models the change in the investment over time?