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In a box of pens, the ratio of black pens to… | ClassNotes
MM
Mashaal Masha
Mar 04, 2024
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In a box of pens, the ratio of black pens to red pens is 8 to 1. There are 40 black pens in the box. How many red pens are in the box?
Difficulty: Easy
A:
5
B:
8
C:
40
D:
320
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ID: 65e56d0ee130c9f9151bb400
