SOLUTION: Ms. James has a 6-square foot bulletin board and a 12-square foot bulletin board. She wants to cover both boards without gaps or overlaps. Each index card has an area of 1/4 square

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Question 1074132: Ms. James has a 6-square foot bulletin board and a 12-square foot bulletin board. She wants to cover both boards without gaps or overlaps. Each index card has an area of 1/4 square foot. How many index cards does she need?
Is the answer 6 divided by 1/4 =24 + 12 divided by 1/4 = 48, then 48+24=72?
Please help.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Yes, exactly.