Chamille's mother is knitting a sweater.She knits 3 1/2 rows in each hour. How many rows will she knit in 4 1/2 hours?
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Answer:
15 3/4
Step-by-step explanation:
=4 1/2 × 3 1/2
=9/2 × 7/2
=63/4
=15 3/4
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