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Multiple choice

There are 5 mangoes and 4 apples. In how many different ways can a selection of fruits be made if (i) fruits of the same kind are different (ii) fruits of the same kind are identical ?

  1. ${ 3 }^{ 9 }-1,28$
  2. ${ 2 }^{ 9 }-1,29$
  3. ${ 3 }^{ 9 }-1,30$
  4. ${ 4 }^{ 9 }-1,31$
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