HIGHLINE SCHOOL DISTRICT
Math Olympiad - March 13, 199
Second Year - Answer sheet
Measurement
|
Problem |
Answer |
|
1 |
2.5 hours |
|
2 |
1 1/6 or 1.167 cups |
|
3 |
between 942 and 942.48 cubic inches or 300 p |
|
4 |
between 8067 and 8072 turns or 240 p |
|
5 |
8064 square feet |
Number sense
|
Problem |
|
|
1 |
19 |
|
2 |
105 |
|
3 |
13 |
|
4 |
38 |
|
5 |
A = 3, B = 9 |
Probability and statistics
|
Problem |
Answer |
|
1 |
Mean= 150.4 (no points if not rounded properly) Mode=152,Median=152,Range=6 |
|
2 |
28/52 or 14/26 or 7/13 |
|
3 |
58 |
|
4 |
16/2652 or 4/663 |
|
5 |
120 |
Algebraic sense
|
Problem |
Answer |
|
1 |
X = 7 Also -7 |
|
2 |
17 chickens |
|
3 |
33o |
|
4 |
40 |
|
5 |
8 meters |
Geometric sense
|
Problem |
Answer |
|
1 |
72 square cm. |
|
2 |
7.8 m. (2 points for unrounded or misrounded answer) |
|
3 |
between 5.365 and 5.375 sq. in |
|
4 |
120o |
|
5 |
Area=48 sq. cm (2 points) Perimeter = 34 cm (2 points) |