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Maria wants to plant grass in her backyard. Her backyard is in the shape of a rectangle. Its length is 30 feet and its width is 21 feet. Suppose each pack of seed covers 15 square feet. How many packs
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Maria wants to plant grass in her backyard. Her backyard is in the shape of a rectangle. Its length is 30 feet and its width is 21 feet. Suppose each pack of seed covers 15 square feet. How many packs of seed will she need to cover the backyard?

User Tim Ryan
by
8.7k points

1 Answer

4 votes

Answer: 42

Explanation:

30x21=630

630 divided by 15= 42

42x15= 630

User Hubris
by
8.1k points
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