Problem 13 · 2021 Math Kangaroo
Hard
Logic & Word Problems
grid
Tom encodes words using the board shown. For example, the word PIZZA has the code A2 A4 C1 C1 B2. What word did Tom encode as B3 B2 C4 D2?
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Answer: E — MATH
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Hint 1 of 3
The PIZZA example shows how the code works: a letter for the column, then a number for the row.
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Hint 2 of 3
Find the square for each code, like finding a seat by row and column.
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Hint 3 of 3
Look up B3, then B2, then C4, then D2, one square at a time.
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Approach: read each code as column letter, then row number
- The PIZZA example shows each pair is (column letter, row number).
- B3 = M, B2 = A, C4 = T, D2 = H.
- Together they spell MATH.
Mark:
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