The amount of ribbon that Pamela used for each card is; 0.075 m
We are told that she used 3/4 m of ribbon to make 10 birthday cards.
Thus, to get the amount of ribbon used for each card, we just divide 10 by 3/4.
Thus;
Amount of ribbon for each card = (3/4)/10
>> 0.075 m of ribbon.
In conclusion, the amount of ribbon that Pamela used for each card is 0.075 m
Read more about fractions at; https://brainly.com/question/2929160