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Sari has 3 times as many pencil erasers as Sam. Together they have 28 erasers. How many erasers does sari have? A. 7 B. 14. C. 18 D. 21

We said 21. Right?

2 answers

correct
Yes, D. is correct. Take a look at this equation:

21 / 3 = 7.
7 + 21 = 28

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