Problem:
The fraction halfway between 51β and 31β (on the number line) is
Answer Choices:
A. 41β
B. 152β
C. 154β
D. 20053β
E. 158β
Solution:
231β+51ββ = 2158ββ=154β.
Answer: Cβ.
The problems on this page are the property of the MAA's American Mathematics Competitions