3. A number n is said to be perfect if the sum of all its a
equal to n. An example of perfect number is :(a) 99(b)101(c)176(d

1 thought on “3. A number n is said to be perfect if the sum of all its a<br />equal to n. An example of perfect number is :(a) 99(b)101(c)176(d”

1. Answer:

   None of the above

   Step-by-step explanation:

   There are only 2 perfect numbers from 1 to 100 which are 6 and 28.

   6 is perfect as 1 + 2 + 3 + 6 = 12 = 2 × 6.

   28 is perfect as 1 + 2 + 4 + 7 + 14 + 28 = 56 = 2 × 28.

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