Mathematics
Mathematics, 03.12.2021 02:20, ninaaforever

Annabelle bought three rings that each cost $7. If she paid for the rings with $40, how much change should she receive? A. $21
B. $33
C. $29
D. $19
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TRYING TO PROVE MY 3RD GRADE SISTER WRONG. She swore it was 21.

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Annabelle bought three rings that each cost $7. If she paid for the rings with $40, how much change...

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