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AMO · 2027 · Grades 6-7 · Self-study SET 30 Question 6

AMO

Question 6

The same symbol always has the same value. Given
$$\square+\triangle+\diamond=60,\quad \triangle+\diamond+\star=44,$$
$$\diamond+\star+\square=52,\quad\triangle+\diamond+\star+\square=74,$$
find $\star+\square+\triangle$.

Question illustration

**Input:** Choose one option.
  1. 30
  2. 22
  3. 44
  4. 66
  5. 11