The table below shows the 24 prizes that a teacher had in a box in her classroom:

The teacher will add more prizes to the box but does not want to change the ratios among the three types of prizes. If he adds 2 more pencils to the box, how many more bookmarks and posters should he add? Explain.

The table below shows the 24 prizes that a teacher had in a box in her classroom The teacher will add more prizes to the box but does not want to change the rat class=