SECOND YEAR MATH OLYMPIAD March
25, 2000
ANSWERS
Number Sense
Problem |
Answer |
1 |
72 |
2 |
49
63 (2 points each) |
3 |
13 |
4 |
3 |
5 |
25 |
Measurement
Problem |
Answer |
1 |
31,536,000 |
2 |
435 minutes Subtract 1 point for 7 hr 15 min) |
3 |
440 |
4 |
1116 sq ft Subtract 1 point for missing or
incorrect units |
5 |
8 minutes or 2/15 hour.Subtract 1 point for missing or incorrect
units |
Geometrical Sense
All answers must have correct units!
Subtract one point for missing or incorrect units.
Problem |
Answer |
1 |
10 ft |
2 |
Any answer between
3.8125 sq in and 3.8175 sq in |
3 |
30 cm |
4 |
Any answer between
545.04 and 545.09733 sq ft |
5 |
30 meters |
Probability and Statistics
Problem |
Answer |
1 |
99/54145or 11,880/67,497,400 |
2 |
Mean = 22 Mode = 15 Median = 18 Range = 33 (1 point each) |
3 |
1/24 |
4 |
18 |
5 |
66 |
Algebraic sense
Problem |
Answer |
1 |
12 |
2 |
17 (no penalty for mentioning the
number of pigs) |
3 |
15 |
4 |
77 |
5 |
$27 |