Aiming for Combinations

Annie shoots three arrows that all land inside rings of an archery target. What were her three scores?


An archery target has five rings with possible scores of 7, 13, 27, 39, and 41. Annie shoots three arrows that all land inside rings. Her total score is 65. What were her three scores?

(Source: Adapted from Mathematics Teaching in the Middle School, Mar-Apr 1996)