Abox of pens contains only red pens and blue pens. the ratio of the number of red pens to the total number of pens in the box is 1: 4. which of the following statements cannot be true about the pens in the box? a. for every red pen, there are 4 blue pens. b. for every 5 red pens, there are 15 blue pens. c. if there are 60 pens in the box, 15 are red. d. if there are 24 pens in the box, 18 are blu