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3/5 of your class earned an A or a B last week. 1/4 of those teammates earned an A. what fraction of you class earned an A? Possible answers could be 4/9, 7/20, 2/1, 3/20 but wh…

3/5 of your class earned an A or a B last week. 1/4 of those teammates earned an A. what fraction of you class earned an A? Possible answers could be 4/9, 7/20, 2/1, 3/20 but wh…
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3/5 of your class earned an A or a B last week. 1/4 of those teammates earned an A. what fraction of you class earned an A? Possible answers could be 4/9, 7/20, 2/1, 3/20 but which one is it?

User Mike Partridge
by
8.1k points

1 Answer

3 votes

Answer:

3/20

Explanation:

  • 3/5 earned an A or B = "3/5 of the class"
  • 1/4 of 3/5 earned an A = "3/5 of class divided by 4"


(3)/(5) ÷ 4 =
(3)/(5)
* (1)/(4) =
(3 * 1)/(5 * 4) =
(3)/(20)

User Jamel Toms
by
8.1k points
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