Difference between revisions of "1970 AHSME Problems/Problem 21"
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Problem
On an auto trip, the distance read from the instrument panel was 
miles. With snow tires on for the return trip over the same route, the reading was 
miles. Find, to the nearest hundredth of an inch, the increase in radius of the wheels if the original radius was 15 inches.
Solution
See also
| 1970 AHSC (Problems • Answer Key • Resources) | ||
| Preceded by Problem 20 |
Followed by Problem 22 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 28 • 29 • 30 • 31 • 32 • 33 • 34 • 35 | ||
| All AHSME Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
