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SEAMO 2027 - Paper A - SET 09 - Self-study Question 21

SEAMO · SEAMO 2027 - Paper A - SET 09 - Self-study

Question 21

A new operation is defined by the examples:

2 ⊙ 4 = 12

3 ⊙ 5 = 16

2 ⊙ 8 = 20

Find 6 ⊙ 9.

Use the simple pattern consistent with the displayed examples. A finite set of examples does not uniquely determine every possible rule.
  1. 10
  2. 15
  3. 20
  4. 25
  5. 30