There are 15 marbles in a bag: 5 green, 5 blue, and 5 red. 3 marbles are chosen at random. In how many ways can you choose the 3 marbles?

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

The height above the ground (in feet) of a ball dropped from the top of a 30-foot-tall building after t seconds is given by the polynomial: ? 16t^2+30 what is the height of the ball after 1/2 second?