Problem Solving Worksheets With Answer Key - Math Stars Page 35
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39Vol. 7 No. 9
7. [264 bricks] Two rectangles, 3 by 15 and 7 by 3 yield an area of 45 + 21 or 66 square feet. At four
bricks a square foot the
total number of bricks is 66 x 4 or 264 bricks.
3'
12'
7'
3'
8. [$130,622] House
at $65 x 1900 =
$123,500
Deck
at $7.50 x (12 x 15) = $1,350
Driveway
at $3.00 x 720 =
$2,160
Fencing
at $8.60 x 420 =
$3,612
Total:
$130,622
9. Answers will vary.
10. [15] Each match eliminates a player, and there are 16 players. Since all but one is to be eliminated,
15 matches are necessary.
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