Respuesta :

Answer:

23:119

Step-by-step explanation:

all pens:

77 blue + 23 red + 15 pink + 4 purple

77 + 23 + 15 + 4 = 119

119 total pens

23 red / 119 total

23/119

23 is prime, so this cannot be simplified further

the ratio of red : total pens is 23:119

Answer:

23 to 119 (23:119)

Step-by-step

you first have to add all of the pens together and then take the number of red pens and make that a ratio

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