Three quarters of the batch of twenty cookies burned when you forgot to take them out of the oven? how many cookies burned?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.