HIGHLINE SCHOOL DISTRICT
MATH OLYMPIAD April 7, 2001
Answers
 First YearSecond Year
Measurement
(Subtract 1 point for missing
or incorrect units)		 1). Area: 128 sq. cm.(2 pts)
Perimeter: 60 cm.(2 pts)
2). 5/6 cup
3). 112 sq. in.
4). $5.25
5). 441 sq. m. 		1). Area: 128 sq. cm.(2 pts)
Perimeter: 60 cm.(2 pts)
2). 4 1/6 cups(Subtract 2 points for 25/6)
3). 4583,4584,4585, or 4586
4). 1200 (doesn't need "pounds")
5). 9 sq. m.
Number Sense 1). 22
2). 5/8  .68  73/100  3/4  13/17
3). 19
4). 350
5). 1/2 point each:
 Percent  Decimal  Fraction
+-------+--------+---------+
|  20%  |  .20   |   1/5   |
+-------+--------+---------+
|  25%  |  .25   |   1/4   |
+-------+--------+---------+
|  12.5%|  .125  |   1/8   |
+-------+--------+---------+
|  72%  |  .72   |   18/25 |
+-------+--------+---------+
1). 1/4 or .25
2). 1/2 point each:
 Percent  Decimal  Fraction
+-------+--------+---------+
|  58%  |  .58   |   29/50   |
+-------+--------+---------+
|  65%  |  .65   |   13/20   |
+-------+--------+---------+
|  37.5%|  .375  |   3/8   |
+-------+--------+---------+
|  22%  |  .22   |   11/50 |
+-------+--------+---------+
3). 128
4). 1/12
5). 6 (16,25,27,36,49,64)
Probability and Statistics 1). 1 Point each:
Mean:    85   Mode:   92
Median: 85   Range: 25
2). 3/4,.75,75% or 39/52
3). 12/36 or 1/3
4). 13/19
5). 96 		1). 55
2). 42/52, 80.8%,.808 or 21/26
3). 10/36 or 5/18 or 27.8%
4). 2730
5). 66
Algebraic Sense 1). 35
2). 12 (1 point for ans. of 13)
3). 185
4). 24
5). 2000 		1). 11
2). 15(subtract 2 points for 7)
3). 2
4). 24 in.
(subtract 1 point for missing units)
(subtract 3 pts for answer of 8 in.)
5). 240
Geometric Sense
(Subtract 1 pt for missing or incorrect units)		 1.) 34 degrees
2.) 52 degrees
3.) 82 degrees
4.) 5.365 to 5.375 sq. in.
5.) 165 degrees. 		1). 71 feet
2). 15 feet
3). 10 cm
4). 5.365 to 5.375 sq. in.
5). 21.46 to 21.5 sq. cm.