nelvayanet1987 nelvayanet1987

14-11-2019
Mathematics

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A teacher had 18 red pens. If the ratio of red pens to blue pens she owned was 3:5 how many pens did she have total?

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2018063 2018063

14-11-2019

Answer:

total = 48

Step-by-step explanation:

Red/Blue = 3/5

From this you conclude, assuming that the only types of pen colors are red and blue:

Red/Total = 3/3 + 5

18/Total = 3/8

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