Calculating the total possibilities for license plate arrangements using combinations.

Car license plates in California take the form of 1RTY345. If zero cannot be used in the first position and repeats are allowed in the other 6 positions, how many license plates are possible?

Word problem dealing with combinations.

How many committees consisting of three men and two women can be formed from seven men and six women?

Algebra and Graphing Problems

Please see the attached file for the fully formatted problems. Algebra problems DIRECTIONS: It is a little trickier to do online because of the graphs. For the equations/inequalities that require a graphical solution, you will have to describe what part of your graph provides the answer. If you scan in your work, then in ...continues

Calculating the intersection point between two light beams.

One lighthouse is 60 ft hgt. An opposing lighthouse is 176.5 ft high. The distance between them is 3281 ft. The 60 ft lighthouse beam is 3281.54 ft. The 176.5 ft lighthouse beam is 3285.74 ft. At what point do they cross?

Rebuilding a quadratic equation from its roots

Rebuild the quadratic equation whose roots are: x1= -2.5 and x2= 1.5, Find the equation of the axis of the parabola, its vertex's coordinates and show it graphically

Calculating linear equations from planes

The points on a plane: A(-3;2) and B(1.5;-3) are included in a parallel right to another one which crosses point at P(-2;-4) Find: a) The equation of this last right b) The equation of the right which passes through the origin and is perpendicular to both of them

circle graph and percentage

Use the circle graph to solve the problem. A survey of the 8263 vehicles on the campus of State University yielded the following circle graph. motorcycles 9% concertibles hatchbacks 16% 35% vans 7% ...continues

Circle (pie) graph and percent

Construct a circle graph, with sectors given in percent, to represent the data in the given table. Favorite Restaurant Style Number of Responses Chinese 138 Indian 90 Mexican 144 Thai 108

Finding the mean of a data set.

The table below gives the total spectator attendance for various U.S. sports in 1997. Sport Attendance (in millions) Pro Baseball 64.9 College Basketball (Men's) 27.7 College Basketball (Women's) 6.7 Pro Basketball (Men's) 21.7 College Football 36.9 Pro Football 14.8 Pro Hockey 17.1 Find the mean of these attendance num ...continues

Calculating the standard deviation from a set of data.

Find the standard deviation. Round to one more place than the data. 20, 18, 12, 8, 7, 5, 12, 11, 9