There is a bag with only red marbles and blue marbles. The probability of randomly choosing a blue marble is 112.
There are 84 marbles in total in the bag and each is equally likely to be chosen.
Work out how many red marbles there must be

Answercounterclockwise rotation about the origin by 180 degrees followed by reflection about the y-axisexplanationthe given figure has verticesrecall that for counterclockwise rotation about the origin, when we rotate figure pqrs counterclockwise through an angle of 180° about the origin, the coordinates will becomenext, we reflect in the y-axis by negating the x-coordinates of the resulting figure to obtain,therefore the correct answer is c

5floors between office and car