En una caja hay dos canicas rojas y cinco verdes, si se extraen cuatro de ellas de la caja ¿en qué orden puede
aparecer?​

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39