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If 4 * 2 = 3
and 8 * 4 = 3 ,
then 21 * 7 = ?

  • 4

  • 3

  • 8

  • 16


A.

4

As,
(4+2)÷ 2 = 6 ÷ 2 = 3
(8+4) ÷ 4 = 12 ÷ 4 = 3
Similarly,
(21÷7) ÷ 7 = 28÷7 = 4

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