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TIMO 2021 Grade 4 Preliminary Set 4 Question 13

TIMO · TIMO 2021 Grade 4 Preliminary Set 4

Question 13

Given that a⊗b=(b−a)×(a+2), calculate 10⊗15.

Question illustration
  1. 150
  2. 50
  3. 85
  4. 60