Mathematics, 08.02.2022 08:10 Royalty0703
Amy needs to mail a CD to a friend. She uses 41.cent stamps and 5.cent stamps to pay $168 in postage. How many of each stamp did Amy use? In 41-cent stamps and how much in 5-cent stamps?
Answers: 3
Mathematics, 21.06.2019 20:00
Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?
Answers: 3
Amy needs to mail a CD to a friend. She uses 41.cent stamps and 5.cent stamps to pay $168 in postage...
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